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Daniel Altmaier

{{Short description|German tennis player (born 1998)}}

{{Infobox tennis biography

|name = Daniel Altmaier

|image = Altmaier RG22 (24) (52144567090).jpg

|caption = Altmaier at the 2022 French Open

|country = {{flagu|Germany}}

|residence = Kempen, Germany

|birth_date = {{birth date and age|df=yes|1998|9|12}}

|birth_place = Kempen, Germany

|height = 1.88 m

|turnedpro = 2014

|plays = Right-handed (one-handed backhand)

|careerprizemoney = US$3,833,008

|coach = Alberto Mancini

|singlesrecord = 56–96

|singlestitles = 0

|highestsinglesranking = No. 47 (2 October 2023)

|currentsinglesranking = No. 66 (19 May 2025)

|AustralianOpenresult = 2R (2025)

|FrenchOpenresult = 4R (2020, 2025)

|Wimbledonresult = 2R (2024)

|USOpenresult = 2R (2023)

|doublesrecord = 5–22

|doublestitles = 0

|highestdoublesranking = No. 300 (5 August 2022)

|currentdoublesranking =

|AustralianOpenDoublesresult = 2R (2022, 2024)

|FrenchOpenDoublesresult = 1R (2022)

|WimbledonDoublesresult = 1R (2022, 2023)

|USOpenDoublesresult = 1R (2022)

|Team = yes

|DavisCupresult = SF (2024)

|updated = 1 June 2025

}}

Daniel Altmaier ({{IPA|de|ˈdaːni̯eːl ˈʔaltmaɪɐ, -ni̯ɛl -}}; born 12 September 1998) is a German professional tennis player. He has a career high ATP singles ranking of world No. 47, achieved on 2 October 2023. He is the current German No. 2.{{Cite web|url=https://www.atptour.com/en/rankings/singles?rankRange=0-5000®ion=GER|title=Germany Rankings | Singles|access-date=2024-02-17|archive-date=2024-02-17|archive-url=https://web.archive.org/web/20240217044343/https://www.atptour.com/en/rankings/singles?RankRange=0-5000&Region=GER|url-status=live}}

Personal life

Altmaier's father Jurij is Ukrainian and his mother Galina is Russian. He speaks Russian, German, and English.{{cite web | url=https://www.rolandgarros.com/en-us/article/rg2023-get-to-know-daniel-altmaier | title=Six things to know about Daniel Altmaier - Roland-Garros - the 2023 Roland-Garros Tournament official site | access-date=2023-06-20 | archive-date=2023-06-20 | archive-url=https://web.archive.org/web/20230620222349/https://www.rolandgarros.com/en-us/article/rg2023-get-to-know-daniel-altmaier | url-status=live }}

Career

=2017: ATP debut=

Altmaier made his ATP main draw debut as a qualifier at the 2017 Geneva Open, defeating Alexander Ward and Petr Michnev in qualifying. He lost to Sam Querrey in the first round.

He won his first ATP tour-level match as a lucky loser at the 2017 Antalya Open when he beat Víctor Estrella Burgos. In the next round, he defeated wildcard Marsel İlhan to reach the quarterfinals, where he lost to Yūichi Sugita. Both of his victories were decided by a third set tiebreak.{{cite web|url=https://www.atptour.com/en/news/albot-antalya-2017-wednesday|title=Albot Ousts Second Seed Lorenzi In Antalya|website=ATP Tour|date=28 June 2017|access-date=22 July 2019|archive-date=22 July 2019|archive-url=https://web.archive.org/web/20190722110023/https://www.atptour.com/en/news/albot-antalya-2017-wednesday|url-status=live}}

=2020: Major debut and first top-10 win=

Shoulder and hip injuries held back Altmaier's progress in his tennis career, but victories in qualifying over Tallon Griekspoor and Ruben Bemelmans led to his Grand Slam debut at the 2020 French Open, where he defeated Feliciano López, 30th seed Jan-Lennard Struff and 7th seed Matteo Berrettini, all of them in straight sets.{{cite web|url=https://www.tennis.com/pro-game/2020/10/roland-garros-daniel-altmaier-major-debut-struff-hip-injuries-one-hand-backhand/91130/|title=Daniel Altmaier hits "the high notes" to extend envisioned major debut|website=Tennis.com|date=1 October 2020|access-date=3 October 2020|archive-date=2 November 2020|archive-url=https://web.archive.org/web/20201102060749/https://www.tennis.com/pro-game/2020/10/roland-garros-daniel-altmaier-major-debut-struff-hip-injuries-one-hand-backhand/91130/|url-status=live}}{{cite web|url=https://www.atptour.com/en/news/altmaier-berrettini-roland-garros-2020-saturday|title=Altmaier Upsets Berrettini In Biggest Career Win|website=ATP Tour|date=3 October 2020|access-date=5 October 2020|archive-date=8 April 2023|archive-url=https://web.archive.org/web/20230408094919/https://www.atptour.com/en/news/altmaier-berrettini-roland-garros-2020-saturday|url-status=live}} In the fourth round, he lost to Pablo Carreño Busta.

=2021: Two ATP semifinals, Top 100 debut=

In October, Altmaier recorded his first win at a Masters 1000 level on his debut at the 2021 BNP Paribas Open defeating Sam Querrey.{{cite web | url=https://www.atptour.com/en/news/altmaier-querrey-indian-wells-report-2021 | title=Daniel Altmaier Eases Past Sam Querrey to Reach Second Round, Alexei Popyrin Also Advances | access-date=2023-05-02 | archive-date=2023-05-03 | archive-url=https://web.archive.org/web/20230503074132/https://www.atptour.com/en/news/altmaier-querrey-indian-wells-report-2021 | url-status=live }}

Altmaier made his debut in the top 100 on 15 November 2021 at World No. 98 following the final at the 2021 Knoxville Challenger. He followed this by winning his third Challenger title for the year at the 2021 Puerto Vallarta Open.

=2022: Top 60=

He made his Grand Slam debut at the 2022 Australian Open and 2022 Wimbledon Championships.

At the 2022 US Open also on his debut, he took Jannik Sinner to five sets in his first round match.{{cite web | url=https://www.atptour.com/en/news/sinner-altmaier-us-open-2022-tuesday | title=Jannik Sinner Survives Daniel Altmaier Scare in New York | access-date=2022-08-31 | archive-date=2022-08-31 | archive-url=https://web.archive.org/web/20220831012309/https://www.atptour.com/en/news/sinner-altmaier-us-open-2022-tuesday | url-status=live }}

=2023: First Masters quarterfinal, top 50=

In April, Altmaier claimed his seventh Challenger title at the 2023 Sarasota Open defeating defending champion Daniel Elahi Galán.{{cite web | url=https://lastwordonsports.com/tennis/2023/04/18/challenger-tour-weekly-recap-shevchenko-breaks-the-top-100/ | title=Challenger Tour Weekly Recap: Shevchenko Breaks the Top 100 | date=18 April 2023 | access-date=2 June 2023 | archive-date=2 June 2023 | archive-url=https://web.archive.org/web/20230602054822/https://lastwordonsports.com/tennis/2023/04/18/challenger-tour-weekly-recap-shevchenko-breaks-the-top-100/ | url-status=live }}

He entered the 2023 Mutua Madrid Open as a lucky loser replacing 18th seed Pablo Carreno Busta directly into the second round, for only his second time at this round at a Masters 1000 level.

He defeated compatriots Oscar Otte and Yannick Hanfmann to reach the fourth round for the first time in his career at the Masters level.{{cite web | url=https://tennisuptodate.com/atp/german-duo-hanfmann-and-altmaier-move-into-third-round-at-madrid-open | title=German duo Hanfmann and Altmaier move into third round at Madrid Open | date=28 April 2023 }} He reached the quarterfinals for the first time defeating Jaume Munar in straight sets and moved 30 positions back up in the top 65 in the rankings.{{cite web | url=https://www.tennis.com/news/articles/altmaier-struff-become-first-lucky-loser-duo-masters-1000-quarterfinal-madrid | title=Germans Altmaier, Struff become first lucky loser duo to make same Masters 1000 quarterfinal in Madrid | access-date=2023-05-02 | archive-date=2023-05-02 | archive-url=https://web.archive.org/web/20230502223144/https://www.tennis.com/news/articles/altmaier-struff-become-first-lucky-loser-duo-masters-1000-quarterfinal-madrid | url-status=live }}{{cite web|url=https://www.atptour.com/en/news/altmaier-madrid-2023-feature|title= Altmaier's Waiting Game: German Star On Staying Healthy & The 'Strategy' Of Fishing|date=3 May 2023}} He lost to Borna Ćorić in straight sets.{{cite web | url=https://www.atptour.com/en/news/coric-altmaier-madrid-2023-qf | title=Coric Ends Altmaier's Dream Madrid Run, Sets Alcaraz Clash | access-date=2023-05-03 | archive-date=2023-05-03 | archive-url=https://web.archive.org/web/20230503220058/https://www.atptour.com/en/news/coric-altmaier-madrid-2023-qf | url-status=live }}{{cite web | url=https://www.atptour.com/en/news/alcaraz-khachanov-coric-altmaier-madrid-2023-qf-preview | title=Will Karen Khachanov Halt Carlos Alcaraz's Madrid Streak? | ATP Tour | Tennis | access-date=2023-05-16 | archive-date=2023-05-09 | archive-url=https://web.archive.org/web/20230509223823/https://www.atptour.com/en/news/alcaraz-khachanov-coric-altmaier-madrid-2023-qf-preview | url-status=live }}

He continued his good form at the 2023 French Open where he reached again the third round, defeating eight seed Jannik Sinner in five sets in 5 hours and 26 minutes, the longest match since Lorenzo Giustino against Corentin Moutet six hours, 5 minutes win in 2020, the fifth longest overall of the tournament{{cite web | url=https://www.tennismajors.com/roland-garros-news/roland-garros-altmaier-moves-into-third-round-685280.html | title=Sinner defeated by Altmaier in fifth longest match in Roland-Garros history | date=June 2023 | access-date=2023-06-20 | archive-date=2023-07-18 | archive-url=https://web.archive.org/web/20230718014218/https://www.tennismajors.com/roland-garros-news/roland-garros-altmaier-moves-into-third-round-685280.html | url-status=live }} and the second longest of the season after Kokkinakis against Murray at the Australian Open.{{cite web | url=https://www.atptour.com/en/news/sinner-altmaier-roland-garros-2023-thursday | title=Daniel Altmaier Upsets Jannik Sinner at Roland Garros | ATP Tour | Tennis | access-date=2023-06-01 | archive-date=2023-09-26 | archive-url=https://web.archive.org/web/20230926193120/https://www.atptour.com/en/news/sinner-altmaier-roland-garros-2023-thursday | url-status=live }}{{cite web | url=https://www.tennis.com/news/articles/daniel-altmaier-outlasts-jannik-sinner-in-five-hour-26-minute-roland-garros-epic | title=Daniel Altmaier outlasts Jannik Sinner in five-hour, 26-minute Roland Garros epic | access-date=2023-06-20 | archive-date=2023-07-18 | archive-url=https://web.archive.org/web/20230718013130/https://www.tennis.com/news/articles/daniel-altmaier-outlasts-jannik-sinner-in-five-hour-26-minute-roland-garros-epic | url-status=live }}

He qualified for the 2023 Halle Open as a lucky loser but had to withdraw last minute due to hip injury.{{cite web | url=https://www.tennisnet.com/news/atp-hallewestfalen-daniel-altmaier-kann-doch-nicht-starten | title=ATP HalleWestfalen: Daniel Altmaier kann doch nicht starten | date=20 June 2023 |language=de}}{{cite web | url=https://www.terrawortmann-open.de/en/news/article/jubel-um-louis-wessels/ | title=Louis Wessels is cheered on | date=18 June 2023 | access-date=20 June 2023 | archive-date=20 June 2023 | archive-url=https://web.archive.org/web/20230620224046/https://www.terrawortmann-open.de/en/news/article/jubel-um-louis-wessels/ | url-status=live }}

At the 2023 US Open, he won his first main draw match at this Major defeating Constant Lestienne. As a result he reached the top 50 in the singles rankings on 11 September 2024. At the 2023 Paris Masters, he reached the third round after a walkover from Taylor Fritz who was injured.{{cite web|url=https://www.atptour.com/en/news/rune-thiem-paris-2023-wednesday|title=Rune Ousts Thiem; Sinner Digs Deep; Dane will next play Altmaier of Germany|date=1 November 2023|website=ATPTour}}

Singles performance timeline

{{performance key|short=yes}}

Current through the 2025 French Open.

class=wikitable style=text-align:center

!Tournament!!2017!!2018!!2019!!2020!!2021!!2022!!2023!!2024!!2025!!SR!!W–L!!Win %

colspan="13" align="left" |Grand Slam tournaments
align=left|Australian Open

|A

|A

|A

|A

|A

|bgcolor=afeeee|1R

|bgcolor=afeeee|1R

|bgcolor=afeeee|1R

|bgcolor=afeeee|2R

|0 / 4

|1–4

|20%

align=left|French Open

|A

|A

|A

|bgcolor=afeeee|4R

|A

|bgcolor=afeeee|1R

|bgcolor=afeeee|3R

|bgcolor=afeeee|2R

|bgcolor=afeeee|4R

|0 / 5

|9–5

|64%

align=left|Wimbledon

|A

|A

|A

|style=color:#767676|NH

|bgcolor=ecf2ff|Q2

|bgcolor=afeeee|1R

|bgcolor=afeeee|1R

|bgcolor=afeeee|2R

|

|0 / 3

|1–3

|25%

align=left|US Open

|A

|A

|A

|A

|A

|bgcolor=afeeee|1R

|bgcolor=afeeee|2R

|bgcolor=afeeee|1R

|

|0 / 3

|1–3

|25%

style=font-weight:bold;background:#efefef

|style=text-align:left|Win–loss

|0–0

|0–0

|0–0

|3–1

|0–0

|0–4

|3–4

|2–4

|4–2

|0 / 15

|12–15

|{{tennis win percentage|won=12|lost=15|integer=yes}}

colspan="13" align="left" |National representation
align=left|Davis Cup

|A

|A

|A

|A

|A

|A

|bgcolor=ecf2ff|G1

|bgcolor=yellow|SF

|

|0 / 0

|2–2

|50%

colspan="13" align="left" |ATP Masters 1000
align=left|Indian Wells Open

|A

|A

|A

|style=color:#767676|NH

|bgcolor=afeeee|2R

|bgcolor=afeeee|1R

|A

|bgcolor=afeeee|1R

|bgcolor=ecf2ff|Q1

|0 / 3

|1–3

|25%

align=left|Miami Open

|A

|A

|A

|style=color:#767676|NH

|bgcolor=ecf2ff|Q1

|bgcolor=afeeee|1R

|bgcolor=afeeee|1R

|bgcolor=afeeee|2R

|bgcolor=afeeee|1R

|0 / 4

|1–4

|20%

align=left|Monte-Carlo Masters

|A

|A

|A

|style=color:#767676|NH

|A

|A

|A

|bgcolor=afeeee|1R

|bgcolor=afeeee|3R

|0 / 2

|2–2

|50%

align=left|Madrid Open

|A

|A

|A

|style=color:#767676|NH

|A

|A

|bgcolor=ffebcd|QF

|bgcolor=afeeee|3R

|bgcolor=afeeee|1R

|0 / 3

|5–3

|63%

align=left|Italian Open

|A

|A

|A

|A

|A

|A

|bgcolor=afeeee|2R

|bgcolor=afeeee|1R

|bgcolor=afeeee|1R

|0 / 3

|1–3

|25%

align=left|Canadian Open

|A

|A

|A

|style=color:#767676|NH

|A

|bgcolor=ecf2ff|Q2

|A

|bgcolor=ecf2ff|Q1

|

|0 / 0

|0–0

| –

align=left|Cincinnati Open

|A

|A

|A

|A

|A

|bgcolor=ecf2ff|Q1

|bgcolor=afeeee|1R

|bgcolor=ecf2ff|Q1

|

|0 / 1

|0–1

|0%

align=left|Shanghai Masters

|A

|A

|A

|colspan=3 style=color:#767676|NH

|bgcolor=afeeee|1R

|A

|

|0 / 1

|0–1

|0%

align=left|Paris Masters

|A

|A

|A

|A

|A

|A

|bgcolor=afeeee|3R

|A

|

|0 / 1

|1–1

|50%

style=font-weight:bold;background:#efefef

|style=text-align:left|Win–loss

|0–0

|0–0

|0–0

|0–0

|1–1

|0–2

|5–6

|3–5

|2–4

|0 / 18

|11–18

|{{tennis win percentage|won=11|lost=18|integer=yes}}

colspan="13" style="text-align:left" |Career statistics
style=font-weight:bold;background:#efefef|201720182019202020212022202320242025colspan="3"|Career
bgcolor=efefef

|style=text-align:left|Tournaments

|3

|0

|1

|3

|8

|21

|22

|22

|14

| colspan="3" |94

bgcolor=efefef

|style=text-align:left|Hard win–loss

|0–0

|0–0

|0–0

|0–2

|1–1

|2–11

|3–13

|8–11

|6–7

|0 / 43

|20–45

|{{tennis win percentage|won=20|lost=45|integer=yes}}

bgcolor=efefef

|style=text-align:left|Clay win–loss

|0–2

|0–0

|0–1

|3–1

|6–6

|1–6

|11–8

|4–11

|6–7

|0 / 42

|31–42

|{{tennis win percentage|won=31|lost=42|integer=yes}}

bgcolor=efefef

|style=text-align:left|Grass win–loss

|2–1

|0–0

|0–0

|0–0

|0–1

|2–4

|0–2

|1–1

|0–0

|0 / 9

|5–9

|{{tennis win percentage|won=5|lost=9|integer=yes}}

style=font-weight:bold;background:#efefef

|style=text-align:left|Overall win–loss

|2–3

|0–0

|0–1

|3–3

|7–8

|5–21

|14–23

|13–23

|12–14

|0 / 94

|56–96

|{{tennis win percentage|won=56|lost=96|integer=yes}}

bgcolor=efefef

|style=text-align:left|Year-end ranking

|275

|370

|279

|130

|84

|94

|56

|89

|

| colspan="3" |

ATP Challenger finals

=Singles: 12 (7–5)=

class="sortable wikitable nowrap"

!Result

!class="unsortable"|W–L

!{{ns}}Date{{ns}}

!Tournament

!Surface

!Opponent

!class="unsortable"|Score

style="background:#ffa07a;"|Loss

|0–1

|2018 Burnie International – Men's singles

|bgcolor=moccasin|Burnie International, Australia

|Hard

|{{flagicon|FRA}} Stéphane Robert

|1–6, 2–6

style="background:#98fb98;"|Win

|1–1

|2021 Sparkassen Open – Singles

|bgcolor=moccasin|Sparkassen Open, Germany

|Clay

|{{flagicon|SUI}} Henri Laaksonen

|6–1, 6–2

style="background:#98fb98;"|Win

|2–1

|2021 Platzmann-Sauerland Open – Singles

|bgcolor=moccasin|Platzmann-Sauerland Open, Germany

|Clay

|{{flagicon|CHI}} Nicolás Jarry

|7–6(7–1), 4–6, 6–3

style="background:#ffa07a;"|Loss

|2–2

|2021 Knoxville Challenger – Singles

|bgcolor=moccasin|Knoxville Challenger, United States

|Hard (i)

|{{flagicon|USA}} Christopher Eubanks

|3–6, 4–6

style="background:#98fb98;"|Win

|3–2

|2021 Puerto Vallarta Open – Singles

|bgcolor=moccasin|Puerto Vallarta Open, Mexico

|Hard

|{{flagicon|CHI}} Alejandro Tabilo

|6–3, 3–6, 6–3

style="background:#ffa07a;"|Loss

|3–3

|2022 Arizona Tennis Classic – Singles

|bgcolor=moccasin|Arizona Tennis Classic, United States

|Hard

|{{flagicon|USA}} Denis Kudla

|6–2, 2–6, 3–6

style="background:#98fb98;"|Win

|4–3

|2022 Heilbronner Neckarcup – Singles

|bgcolor=moccasin|Heilbronner Neckarcup, Germany

|Clay

|{{flagicon|SVK}} Andrej Martin

|3–6, 6–1, 6–4

style="background:#98fb98;"|Win

|5–3

|2022 Lima Challenger II – Singles

|bgcolor=moccasin|Lima Challenger, Peru

|Clay

|{{flagicon|ARG}} Tomás Martín Etcheverry

|6–1, 6–7(4–7), 6–4

style="background:#98fb98;"|Win

|6–3

|2022 Challenger Ciudad de Guayaquil – Singles

|bgcolor=moccasin|Challenger Ciudad de Guayaquil, Ecuador

|Clay

|{{flagicon|ARG}} Federico Coria

|6–2, 6–4

style="background:#98fb98;"|Win

|7–3

|2023 Sarasota Open – Singles

|bgcolor=moccasin|Sarasota Open, United States

|Clay

|{{flagicon|COL}} Daniel Elahi Galán

|7–6(7–1), 6–1

style="background:#ffa07a;"|Loss

|7–4

|2024 Emilia-Romagna Open – Men's singles

|bgcolor=moccasin|Emilia-Romagna Open, Italy

|Clay

|{{flagicon|NED}} Jesper de Jong

|6–7(5–7), 1–6

style="background:#ffa07a;"|Loss

|7–5

|2024 Copa Sevilla – Singles

|bgcolor=moccasin|Copa Sevilla, Spain

|Clay

|{{flagicon|ESP}} Roberto Carballés Baena

|3–6, 5–7

ITF Futures finals

=Singles: 17 (9–8)=

class="sortable wikitable nowrap"

!Result

!class="unsortable"|W–L

!{{ns}}Date{{ns}}

!Tournament

!Surface

!Opponent

!class="unsortable"|Score

style="background:#ffa07a;"|Loss

|0–1

|{{dts|Sep 2015}}

|bgcolor=cffcff|F26 Santa Margherita di Pula, Italy

|Clay

|{{flagicon|ITA}} Lorenzo Sonego

|5–7, 4–6

style="background:#98fb98;"|Win

|1–1

|{{dts|Jun 2016}}

|bgcolor=cffcff|F2 Havré, Belgium

|Clay

|{{flagicon|BEL}} Maxime Authom

|6–2, 6–2

style="background:#98fb98;"|Win

|2–1

|{{dts|Jul 2016}}

|bgcolor=cffcff|F6 Knokke, Belgium

|Clay

|{{flagicon|NOR}} Casper Ruud

|6–7(3–7), 6–1, 7–6(7–3)

style="background:#ffa07a;"|Loss

|2–2

|{{dts|Oct 2016}}

|bgcolor=cffcff|F33 Santa Margherita di Pula, Italy

|Clay

|{{flagicon|ITA}} Stefano Travaglia

|4–6, 6–2, 1–6

style="background:#ffa07a;"|Loss

|2–3

|{{dts|Nov 2016}}

|bgcolor=cffcff|F3 Mishref, Kuwait

|Hard

|{{flagicon|GBR}} Marcus Willis

|3–6, 6–7(8–10)

style="background:#98fb98;"|Win

|3–3

|{{dts|Dec 2016}}

|bgcolor=cffcff|F4 Doha, Qatar

|Hard

|{{flagicon|GBR}} Jonny O'Mara

|7–5, 6–3

style="background:#ffa07a;"|Loss

|3–4

|{{dts|Dec 2016}}

|bgcolor=cffcff|F5 Hua Hin, Thailand

|Hard

|{{flagicon|KOR}} Kwon Soon-woo

|2–6, 2–6

style="background:#98fb98;"|Win

|4–4

|{{dts|Feb 2017}}

|bgcolor=cffcff|F2 Bellevue, Switzerland

|Carpet (i)

|{{flagicon|GER}} Tim Pütz

|7–5, 7–6(7–5)

style="background:#98fb98;"|Win

|5–4

|{{dts|Apr 2017}}

|bgcolor=cffcff|F1 Doha, Qatar

|Hard

|{{flagicon|FRA}} Antoine Escoffier

|6–4, 6–3

style="background:#ffa07a;"|Loss

|5–5

|{{dts|Apr 2017}}

|bgcolor=cffcff|F2 Doha, Qatar

|Hard

|{{flagicon|FRA}} Antoine Escoffier

|2–6, 7–6(7–2), 4–6

style="background:#ffa07a;"|Loss

|5–6

|{{dts|Oct 2017}}

|bgcolor=cffcff|F16 Hamburg, Germany

|Hard (i)

|{{flagicon|GER}} Daniel Masur

|3–6, 6–3, 3–6

style="background:#ffa07a;"|Loss

|5–7

|{{dts|Dec 2017}}

|bgcolor=cffcff|F4 Hong Kong China

|Hard

|{{flagicon|KOR}} Cheong-Eui Kim

|3–6, 6–3, 5–7

style="background:#ffa07a;"|Loss

|5–8

|{{dts|Mar 2019}}

|bgcolor=cffcff|M15 Sharm El Sheikh, Egypt

|Hard

|{{flagicon|NOR}} Viktor Durasovic

|7–6(7–5), 4–6, 4–6

style="background:#98fb98;"|Win

|6–8

|{{dts|Jun 2019}}

|bgcolor=cffcff|M15 Kaltenkirchen, Germany

|Clay

|{{flagicon|SWE}} Christian Lindell

|6–1, 6–3

style="background:#98fb98;"|Win

|7–8

|{{dts|Nov 2019}}

|bgcolor=cffcff|M25 Malibu, United States

|Hard

|{{flagicon|USA}} Alexander Sarkissian

|6–2, 6–4

style="background:#98fb98;"|Win

|8–8

|{{dts|Nov 2019}}

|bgcolor=cffcff|M15 East Lansing, United States

|Hard (i)

|{{flagicon|BEL}} Michael Geerts

|4–6, 6–3, 6–0

style="background:#98fb98;"|Win

|9–8

|{{dts|Dec 2019}}

|bgcolor=cffcff|M15 Santo Domingo, Dominican Republic

|Hard

|{{flagicon|GBR}} Jan Choinski

|6–3, 4–6, 6–4

=Doubles: 11 (6–5)=

class="sortable wikitable nowrap"

!Result

!class="unsortable"|W–L

!{{ns}}Date{{ns}}

!Tournament

!Surface

!Partner

!Opponents

!class="unsortable"|Score

style="background:#98fb98;"|Win

|1–0

|{{dts|Feb 2015}}

|bgcolor=cffcff|ITF Colombo,
Sri Lanka

|Clay

|{{flagicon|GER}} Tom Schönenberg

|{{flagicon|ESP}} José Checa Calvo
{{flagicon|POR}} Rui Machado

|6–7(6–8), 6–3, [11–9]

style="background:#ffa07a;"|Loss

|1–1

|{{dts|May 2015}}

|bgcolor=cffcff|ITF Jablonec,
Czech Republic

|Clay

|{{flagicon|GER}} Paul Wörner

|{{flagicon|POL}} Mateusz Kowalczyk
{{flagicon|POL}} Adam Majchrowicz

|3–6, 5–7

style="background:#98fb98;"|Win

|2–1

|{{dts|Sep 2016}}

|bgcolor=cffcff|ITF Damme,
Belgium

|Clay

|{{flagicon|GER}} Marvin Netuschil

|{{flagicon|GER}} Oscar Otte
{{flagicon|GER}} Tom Schönenberg

|6–2, 6–0

style="background:#98fb98;"|Win

|3–1

|{{dts|Oct 2016}}

|bgcolor=cffcff|ITF Pula,
Italy

|Clay

|{{flagicon|GER}} Marvin Netuschil

|{{flagicon|ITA}} Claudio Fortuna
{{flagicon|ITA}} Omar Giacalone

|6–2, 6–0

style="background:#98fb98;"|Win

|4–1

|{{dts|Nov 2016}}

|bgcolor=cffcff|ITF Mishref,
Kuwait

|Hard

|{{flagicon|SWE}} Fred Simonsson

|{{flagicon|UZB}} Sanjar Fayziev
{{flagicon|UZB}} Shonigmatjon Shofayziyev

|7–6(7–3), 6–2

style="background:#ffa07a;"|Loss

|4–2

|{{dts|Nov 2016}}

|bgcolor=cffcff|ITF Mishref,
Kuwait

|Hard

|{{flagicon|SWE}} Fred Simonsson

|{{flagicon|VEN}} Jordi Muñoz Abreu
{{flagicon|ESP}} David Pérez Sanz

|4–6, 4–6

style="background:#98fb98;"|Win

|5–2

|{{dts|Nov 2016}}

|bgcolor=cffcff|ITF Mishref,
Kuwait

|Hard

|{{flagicon|GBR}} Marcus Willis

|{{flagicon|NED}} Roy de Valk
{{flagicon|FRA}} Ronan Joncour

|6–1, 6–1

style="background:#98fb98;"|Win

|6–2

|{{dts|Feb 2017}}

|bgcolor=cffcff|ITF Bellevue,
Switzerland

|Carpet (i)

|{{flagicon|GER}} Marvin Netuschil

|{{flagicon|AUT}} Maximilian Neuchrist
{{flagicon|NED}} David Pel

|7–5, 1–6, [11–9]

style="background:#ffa07a;"|Loss

|6–3

|{{dts|Apr 2017}}

|bgcolor=cffcff|ITF Doha,
Qatar

|Hard

|{{flagicon|AUT}} Lucas Miedler

|{{flagicon|SWE}} Markus Eriksson
{{flagicon|SWE}} Milos Sekulic

|5–7, 6–3, [7–10]

style="background:#ffa07a;"|Loss

|6–4

|{{dts|Mar 2019}}

|bgcolor=cffcff|ITF Sharm El Sheikh,
Egypt

|Hard

|{{flagicon|SUI}} Adrian Bodmer

|{{flagicon|ITA}} Enrico Dalla Valle
{{flagicon|ITA}} Francesco Forti

|6–4, 1–6, [7–10]

style="background:#ffa07a;"|Loss

|6–5

|{{dts|Oct 2019}}

|bgcolor=cffcff|ITF Bad Salzdetfurth,
Germany

|Clay (i)

|{{flagicon|GBR}} Jan Choinski

|{{flagicon|GER}} Lasse Muscheites
{{flagicon|GER}} Stefan Seifert

|6–2, 3–6, [9–11]

Wins over top 10 players

  • Altmaier has a 5–7 record against players who were, at the time the match was played, ranked in the top 10.{{cite web|url=https://www.atptour.com/en/players/daniel-altmaier/ae14/atp-win-loss?tourType=Tour|title=Daniel Altmaier – ATP Win/Loss|website=ATP Tour|access-date=2024-01-03|archive-date=2024-01-03|archive-url=https://web.archive.org/web/20240103141051/https://www.atptour.com/en/players/daniel-altmaier/ae14/atp-win-loss?year=Career|url-status=live}}

class="wikitable"

! Season

!2020!!2021!!2022!!2023!!2024!!2025!!Total

align="center"

| Wins

| 1

002115

class="wikitable sortable nowrap"
#

!Opponent

!{{Abbr|Rk|Opponent rank}}

!Event

!Surface

!class="unsortable"|Rd

!class="unsortable"|Score

!{{Tooltip|Rk|Daniel Altmaier rank}}

colspan=9 style=text-align:center |2020
1.

| {{flagicon|ITA}} Matteo Berrettini

| style=text-align:center bgcolor=eee8aa|8

| bgcolor=f3e6d7|French Open, France

| bgcolor=ebc2af|Clay

| bgcolor=afeeee|3R

| 6–2, 7–6(7–5), 6–4

| style=text-align:center|186

colspan=9 style=text-align:center |2023
2.

| {{flagicon|ITA}} Jannik Sinner

| style=text-align:center bgcolor=eee8aa|9

| bgcolor=f3e6d7|French Open, France

| bgcolor=ebc2af|Clay

| bgcolor=afeeee|2R

| 6–7(0–7), 7–6(9–7), 1–6, 7–6(7–4), 7–5

| style=text-align:center|79

3.

| {{flagicon

} Andrey Rublev

| style=text-align:center bgcolor=eee8aa|7

| bgcolor=d4f1c5|Hamburg Open, Germany

| bgcolor=ebc2af|Clay

| bgcolor=afeeee|2R

| 6–2, 6–2

| style=text-align:center|61

|-

| colspan=9 style=text-align:center |2024

|-

| 4.

| {{flagicon|GER}} Alexander Zverev

| style=text-align:center bgcolor=eee8aa|6

| bgcolor=d4f1c5|Mexican Open, Mexico

| bgcolor=ccccff|Hard

| bgcolor=afeeee|1R

| 6–3, 3–6, 6–3

| style=text-align:center|57

|-

| colspan=9 style=text-align:center |2025

|-

| 5.

| {{flagicon|USA}} Taylor Fritz

| style=text-align:center bgcolor=eee8aa|4

| bgcolor=f3e6d7|French Open, France

| bgcolor=ebc2af|Clay

| bgcolor=afeeee|1R

| 7–5, 3–6, 6–3, 6–1

| style=text-align:center|66

|}

References

{{reflist}}

External links

  • {{ATP}}
  • {{ITF}}
  • {{Davis Cup player}}
  • {{ESPN Tennis}}

{{Top male singles tennis players by country|GER}}

{{DEFAULTSORT:Altmaier, Daniel}}

Category:1998 births

Category:Living people

Category:German male tennis players

Category:Tennis players from North Rhine-Westphalia

Category:21st-century German sportsmen

Category:German people of Ukrainian descent

Category:German people of Russian descent