2019 Nielsen Pro Tennis Championship – Singles

{{Infobox tennis tournament event|2019|Nielsen Pro Tennis Championship|

| event = Singles

| champ = {{flagicon|USA}} Bradley Klahn

| runner = {{flagicon|AUS}} Jason Kubler

| score = 6–2, 7–5

| edition =

| type = singles doubles

}}

{{main|2019 Nielsen Pro Tennis Championship}}

Evgeny Karlovskiy was the defending champion{{Cite web|url=https://www.chicagotribune.com/suburbs/winnetka/sports/ct-wtk-winnetka-challenger-tennis-final-tl-0719-story.html|title=Evgeny Karlovskiy breaks through with win at Winnetka Challenger|first=Dan|last=Shalin|website=chicagotribune.com}} but lost in the first round to Stefan Kozlov.

Bradley Klahn won the title after defeating Jason Kubler 6–2, 7–5 in the final.

Seeds

All seeds receive a bye into the second round.

{{columns-list|colwidth=30em|

  1. {{flagicon|USA}} Bradley Klahn (champion)
  2. {{flagicon|AUS}} Matthew Ebden (second round, retired)
  3. {{flagicon|ARG}} Guido Andreozzi (third round, retired)
  4. {{flagicon|UZB}} Denis Istomin (semifinals)
  5. {{flagicon|TPE}} Jason Jung (quarterfinals)
  6. {{flagicon|USA}} Bjorn Fratangelo (quarterfinals)
  7. {{flagicon|ESP}} Adrián Menéndez Maceiras (second round, retired)
  8. {{flagicon|IND}} Ramkumar Ramanathan (quarterfinals)
  9. {{flagicon|USA}} Michael Mmoh (second round)
  10. {{flagicon|FRA}} Quentin Halys (second round)
  11. {{flagicon|USA}} Mitchell Krueger (second round)
  12. {{flagicon|AUS}} Jason Kubler (final)
  13. {{flagicon|AUS}} Thanasi Kokkinakis (semifinals, withdrew)
  14. {{flagicon|USA}} Christopher Eubanks (quarterfinals)
  15. {{flagicon|USA}} Donald Young (third round)
  16. {{flagicon|USA}} Thai-Son Kwiatkowski (second round)

}}

Draw

{{Draw key}}

=Finals=

{{8TeamBracket-Tennis3

| RD1=Quarterfinals

| RD2=Semifinals

| RD3=Final

| team-width=175

| RD1-seed1=1

| RD1-team1={{flagicon|USA}} Bradley Klahn

| RD1-score1-1=6

| RD1-score1-2=77

| RD1-score1-3=

| RD1-seed2=6/WC

| RD1-team2={{flagicon|USA}} Bjorn Fratangelo

| RD1-score2-1=4

| RD1-score2-2=63

| RD1-score2-3=

| RD1-seed3=4/WC

| RD1-team3={{flagicon|UZB}} Denis Istomin

| RD1-score3-1=6

| RD1-score3-2=7

| RD1-score3-3=

| RD1-seed4=8

| RD1-team4={{flagicon|IND}} Ramkumar Ramanathan

| RD1-score4-1=2

| RD1-score4-2=5

| RD1-score4-3=

| RD1-seed5=5

| RD1-team5={{flagicon|TPE}} Jason Jung

| RD1-score5-1=64

| RD1-score5-2=1

| RD1-score5-3=

| RD1-seed6=13

| RD1-team6={{flagicon|AUS}} Thanasi Kokkinakis

| RD1-score6-1=77

| RD1-score6-2=6

| RD1-score6-3=

| RD1-seed7=12

| RD1-team7={{flagicon|AUS}} Jason Kubler

| RD1-score7-1=6

| RD1-score7-2=6

| RD1-score7-3=

| RD1-seed8=14

| RD1-team8={{flagicon|USA}} Christopher Eubanks

| RD1-score8-1=4

| RD1-score8-2=3

| RD1-score8-3=

| RD2-seed1=1

| RD2-team1={{flagicon|USA}} Bradley Klahn

| RD2-score1-1=6

| RD2-score1-2=6

| RD2-score1-3=

| RD2-seed2=4/WC

| RD2-team2={{flagicon|UZB}} Denis Istomin

| RD2-score2-1=2

| RD2-score2-2=3

| RD2-score2-3=

| RD2-seed3=13

| RD2-team3={{flagicon|AUS}} Thanasi Kokkinakis

| RD2-score3-1=

| RD2-score3-2=

| RD2-score3-3=

| RD2-seed4=12

| RD2-team4={{flagicon|AUS}} Jason Kubler

| RD2-score4-1=w/o

| RD2-score4-2=

| RD2-score4-3=

| RD3-seed1=1

| RD3-team1={{flagicon|USA}} Bradley Klahn

| RD3-score1-1=6

| RD3-score1-2=7

| RD3-score1-3=

| RD3-seed2=12

| RD3-team2={{flagicon|AUS}} Jason Kubler

| RD3-score2-1=2

| RD3-score2-2=5

| RD3-score2-3=

}}

=Top half=

==Section 1==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed03=WC

| RD1-team03={{flagicon|USA}} A Rybakov

| RD1-score03-1=63

| RD1-score03-2=3

| RD1-score03-3=

| RD1-seed04=

| RD1-team04={{flagicon|AUS}} M Purcell

| RD1-score04-1=77

| RD1-score04-2=6

| RD1-score04-3=

| RD1-seed05=ITF

| RD1-team05={{flagicon|USA}} S Bangoura

| RD1-score05-1=7

| RD1-score05-2=6

| RD1-score05-3=

| RD1-seed06=

| RD1-team06={{flagicon|USA}} R Shane

| RD1-score06-1=5

| RD1-score06-2=3

| RD1-score06-3=

| RD1-seed11=

| RD1-team11={{flagicon|USA}} R Sarmiento

| RD1-score11-1=77

| RD1-score11-2=4

| RD1-score11-3=0

| RD1-seed12=

| RD1-team12={{flagicon|USA}} Roy Smith

| RD1-score12-1=63

| RD1-score12-2=6

| RD1-score12-3=6

| RD1-seed13=

| RD1-team13={{flagicon|USA}} U Blanch

| RD1-score13-1=6

| RD1-score13-2=77

| RD1-score13-3=

| RD1-seed14=WC

| RD1-team14={{flagicon|USA}} Stefan Dostanic

| RD1-score14-1=2

| RD1-score14-2=64

| RD1-score14-3=

| RD2-seed01=1

| RD2-team01={{flagicon|USA}} B Klahn

| RD2-score01-1=7

| RD2-score01-2=6

| RD2-score01-3=

| RD2-seed02=

| RD2-team02={{flagicon|AUS}} M Purcell

| RD2-score02-1=5

| RD2-score02-2=3

| RD2-score02-3=

| RD2-seed03=ITF

| RD2-team03={{flagicon|USA}} S Bangoura

| RD2-score03-1=3

| RD2-score03-2=4

| RD2-score03-3=

| RD2-seed04=15

| RD2-team04={{flagicon|USA}} D Young

| RD2-score04-1=6

| RD2-score04-2=6

| RD2-score04-3=

| RD2-seed05=9

| RD2-team05={{flagicon|USA}} M Mmoh

| RD2-score05-1=4

| RD2-score05-2=4

| RD2-score05-3=

| RD2-seed06=

| RD2-team06={{flagicon|USA}} R Smith

| RD2-score06-1=6

| RD2-score06-2=6

| RD2-score06-3=

| RD2-seed07=

| RD2-team07={{flagicon|USA}} U Blanch

| RD2-score07-1=62

| RD2-score07-2=6

| RD2-score07-3=0r

| RD2-seed08=6/WC

| RD2-team08={{flagicon|USA}} B Fratangelo

| RD2-score08-1=77

| RD2-score08-2=4

| RD2-score08-3=2

| RD3-seed01=1

| RD3-team01={{flagicon|USA}} B Klahn

| RD3-score01-1=6

| RD3-score01-2=6

| RD3-score01-3=

| RD3-seed02=15

| RD3-team02={{flagicon|USA}} D Young

| RD3-score02-1=1

| RD3-score02-2=3

| RD3-score02-3=

| RD3-seed03=

| RD3-team03={{flagicon|USA}} R Smith

| RD3-score03-1=3

| RD3-score03-2=3

| RD3-score03-3=

| RD3-seed04=6/WC

| RD3-team04={{flagicon|USA}} B Fratangelo

| RD3-score04-1=6

| RD3-score04-2=6

| RD3-score04-3=

| RD4-seed01=1

| RD4-team01={{flagicon|USA}} B Klahn

| RD4-score01-1=6

| RD4-score01-2=77

| RD4-score01-3=

| RD4-seed02=6/WC

| RD4-team02={{flagicon|USA}} B Fratangelo

| RD4-score02-1=4

| RD4-score02-2=63

| RD4-score02-3=

}}

==Section 2==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed03=

| RD1-team03={{flagicon|USA}} A Sarkissian

| RD1-score03-1=2

| RD1-score03-2=2

| RD1-score03-3=

| RD1-seed04=ITF

| RD1-team04={{flagicon|TUN}} A Dougaz

| RD1-score04-1=6

| RD1-score04-2=6

| RD1-score04-3=

| RD1-seed05=

| RD1-team05={{flagicon|USA}} C Altamirano

| RD1-score05-1=6

| RD1-score05-2=4

| RD1-score05-3=6

| RD1-seed06=ITF

| RD1-team06={{flagicon|USA}} Ma Redlicki

| RD1-score06-1=2

| RD1-score06-2=6

| RD1-score06-3=4

| RD1-seed11=

| RD1-team11={{flagicon|RUS}} T Gabashvili

| RD1-score11-1=3

| RD1-score11-2=0

| RD1-score11-3=

| RD1-seed12=

| RD1-team12={{flagicon|USA}} JC Aragone

| RD1-score12-1=6

| RD1-score12-2=6

| RD1-score12-3=

| RD1-seed13=

| RD1-team13={{flagicon|USA}} Mi Redlicki

| RD1-score13-1=7

| RD1-score13-2=6

| RD1-score13-3=

| RD1-seed14=

| RD1-team14={{flagicon|USA}} E King

| RD1-score14-1=5

| RD1-score14-2=4

| RD1-score14-3=

| RD2-seed01=4/WC

| RD2-team01={{flagicon|UZB}} D Istomin

| RD2-score01-1=6

| RD2-score01-2=3

| RD2-score01-3=6

| RD2-seed02=ITF

| RD2-team02={{flagicon|TUN}} A Dougaz

| RD2-score02-1=3

| RD2-score02-2=6

| RD2-score02-3=3

| RD2-seed03=

| RD2-team03={{flagicon|USA}} C Altamirano

| RD2-score03-1=6

| RD2-score03-2=6

| RD2-score03-3=

| RD2-seed04=16

| RD2-team04={{flagicon|USA}} T-S Kwiatkowski

| RD2-score04-1=3

| RD2-score04-2=0

| RD2-score04-3=

| RD2-seed05=11

| RD2-team05={{flagicon|USA}} M Krueger

| RD2-score05-1=6

| RD2-score05-2=62

| RD2-score05-3=63

| RD2-seed06=

| RD2-team06={{flagicon|USA}} JC Aragone

| RD2-score06-1=2

| RD2-score06-2=77

| RD2-score06-3=77

| RD2-seed07=

| RD2-team07={{flagicon|USA}} Mi Redlicki

| RD2-score07-1=5

| RD2-score07-2=5

| RD2-score07-3=

| RD2-seed08=8

| RD2-team08={{flagicon|IND}} R Ramanathan

| RD2-score08-1=7

| RD2-score08-2=7

| RD2-score08-3=

| RD3-seed01=4/WC

| RD3-team01={{flagicon|UZB}} D Istomin

| RD3-score01-1=6

| RD3-score01-2=6

| RD3-score01-3=

| RD3-seed02=

| RD3-team02={{flagicon|USA}} C Altamirano

| RD3-score02-1=3

| RD3-score02-2=0

| RD3-score02-3=

| RD3-seed03=

| RD3-team03={{flagicon|USA}} JC Aragone

| RD3-score03-1=66

| RD3-score03-2=3

| RD3-score03-3=

| RD3-seed04=8

| RD3-team04={{flagicon|IND}} R Ramanathan

| RD3-score04-1=78

| RD3-score04-2=6

| RD3-score04-3=

| RD4-seed01=4/WC

| RD4-team01={{flagicon|UZB}} D Istomin

| RD4-score01-1=6

| RD4-score01-2=7

| RD4-score01-3=

| RD4-seed02=8

| RD4-team02={{flagicon|IND}} R Ramanathan

| RD4-score02-1=2

| RD4-score02-2=5

| RD4-score02-3=

}}

=Bottom half=

==Section 3==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed03=ITF

| RD1-team03={{flagicon|USA}} Jordi Arconada

| RD1-score03-1=3

| RD1-score03-2=4

| RD1-score03-3=

| RD1-seed04=PR

| RD1-team04={{flagicon|AUT}} M Neuchrist

| RD1-score04-1=6

| RD1-score04-2=6

| RD1-score04-3=

| RD1-seed05=Q

| RD1-team05={{flagicon|USA}} Felix Corwin

| RD1-score05-1=1

| RD1-score05-2=3

| RD1-score05-3=

| RD1-seed06=ITF

| RD1-team06={{flagicon|GRE}} M Pervolarakis

| RD1-score06-1=6

| RD1-score06-2=6

| RD1-score06-3=

| RD1-seed11=

| RD1-team11={{flagicon|USA}} K King

| RD1-score11-1=3

| RD1-score11-2=3

| RD1-score11-3=

| RD1-seed12=

| RD1-team12={{flagicon|COL}} A González

| RD1-score12-1=6

| RD1-score12-2=6

| RD1-score12-3=

| RD1-seed13=Q

| RD1-team13={{flagicon|USA}} J McNally

| RD1-score13-1=6

| RD1-score13-2=4

| RD1-score13-3=6

| RD1-seed14=WC

| RD1-team14={{flagicon|USA}} S Riffice

| RD1-score14-1=4

| RD1-score14-2=6

| RD1-score14-3=4

| RD2-seed01=5

| RD2-team01={{flagicon|TPE}} J Jung

| RD2-score01-1=6

| RD2-score01-2=6

| RD2-score01-3=

| RD2-seed02=PR

| RD2-team02={{flagicon|AUT}} M Neuchrist

| RD2-score02-1=2

| RD2-score02-2=2

| RD2-score02-3=

| RD2-seed03=ITF

| RD2-team03={{flagicon|GRE}} M Pervolarakis

| RD2-score03-1=77

| RD2-score03-2=78

| RD2-score03-3=

| RD2-seed04=10

| RD2-team04={{flagicon|FRA}} Q Halys

| RD2-score04-1=63

| RD2-score04-2=66

| RD2-score04-3=

| RD2-seed05=13

| RD2-team05={{flagicon|AUS}} T Kokkinakis

| RD2-score05-1=6

| RD2-score05-2=6

| RD2-score05-3=

| RD2-seed06=

| RD2-team06={{flagicon|COL}} A González

| RD2-score06-1=4

| RD2-score06-2=3

| RD2-score06-3=

| RD2-seed07=Q

| RD2-team07={{flagicon|USA}} J McNally

| RD2-score07-1=5

| RD2-score07-2=1

| RD2-score07-3=

| RD2-seed08=3

| RD2-team08={{flagicon|ARG}} G Andreozzi

| RD2-score08-1=7

| RD2-score08-2=6

| RD2-score08-3=

| RD3-seed01=5

| RD3-team01={{flagicon|TPE}} J Jung

| RD3-score01-1=6

| RD3-score01-2=6

| RD3-score01-3=

| RD3-seed02=ITF

| RD3-team02={{flagicon|GRE}} M Pervolarakis

| RD3-score02-1=2

| RD3-score02-2=4

| RD3-score02-3=

| RD3-seed03=13

| RD3-team03={{flagicon|AUS}} T Kokkinakis

| RD3-score03-1=77

| RD3-score03-2=4

| RD3-score03-3=

| RD3-seed04=3

| RD3-team04={{flagicon|ARG}} G Andreozzi

| RD3-score04-1=65

| RD3-score04-2=0r

| RD3-score04-3=

| RD4-seed01=5

| RD4-team01={{flagicon|TPE}} J Jung

| RD4-score01-1=64

| RD4-score01-2=1

| RD4-score01-3=

| RD4-seed02=13

| RD4-team02={{flagicon|AUS}} T Kokkinakis

| RD4-score02-1=77

| RD4-score02-2=6

| RD4-score02-3=

}}

==Section 4==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed03=

| RD1-team03={{flagicon|USA}} S Kozlov

| RD1-score03-1=6

| RD1-score03-2=6

| RD1-score03-3=

| RD1-seed04=

| RD1-team04={{flagicon|RUS}} E Karlovskiy

| RD1-score04-1=2

| RD1-score04-2=4

| RD1-score04-3=

| RD1-seed05=

| RD1-team05={{flagicon|AUS}} L Saville

| RD1-score05-1=6

| RD1-score05-2=3

| RD1-score05-3=63

| RD1-seed06=

| RD1-team06={{flagicon|AUS}} A Vukic

| RD1-score06-1=3

| RD1-score06-2=6

| RD1-score06-3=77

| RD1-seed11=

| RD1-team11={{flagicon|USA}} Jared Hiltzik

| RD1-score11-1=6

| RD1-score11-2=3

| RD1-score11-3=6

| RD1-seed12=

| RD1-team12={{flagicon|USA}} T Smyczek

| RD1-score12-1=2

| RD1-score12-2=6

| RD1-score12-3=3

| RD1-seed13=

| RD1-team13={{flagicon|IND}} S Mukund

| RD1-score13-1=4

| RD1-score13-2=4

| RD1-score13-3=

| RD1-seed14=

| RD1-team14={{flagicon|USA}} E Escobedo

| RD1-score14-1=6

| RD1-score14-2=6

| RD1-score14-3=

| RD2-seed01=7

| RD2-team01={{flagicon|ESP}} A Menéndez Maceiras

| RD2-score01-1=5

| RD2-score01-2=0r

| RD2-score01-3=

| RD2-seed02=

| RD2-team02={{flagicon|USA}} S Kozlov

| RD2-score02-1=7

| RD2-score02-2=4

| RD2-score02-3=

| RD2-seed03=

| RD2-team03={{flagicon|AUS}} A Vukic

| RD2-score03-1=3

| RD2-score03-2=2

| RD2-score03-3=

| RD2-seed04=12

| RD2-team04={{flagicon|AUS}} J Kubler

| RD2-score04-1=6

| RD2-score04-2=6

| RD2-score04-3=

| RD2-seed05=14

| RD2-team05={{flagicon|USA}} C Eubanks

| RD2-score05-1=6

| RD2-score05-2=6

| RD2-score05-3=

| RD2-seed06=

| RD2-team06={{flagicon|USA}} J Hiltzik

| RD2-score06-1=3

| RD2-score06-2=3

| RD2-score06-3=

| RD2-seed07=

| RD2-team07={{flagicon|USA}} E Escobedo

| RD2-score07-1=5

| RD2-score07-2=

| RD2-score07-3=

| RD2-seed08=2

| RD2-team08={{flagicon|AUS}} M Ebden

| RD2-score08-1=0r

| RD2-score08-2=

| RD2-score08-3=

| RD3-seed01=

| RD3-team01={{flagicon|USA}} S Kozlov

| RD3-score01-1=2

| RD3-score01-2=3

| RD3-score01-3=

| RD3-seed02=12

| RD3-team02={{flagicon|AUS}} J Kubler

| RD3-score02-1=6

| RD3-score02-2=6

| RD3-score02-3=

| RD3-seed03=14

| RD3-team03={{flagicon|USA}} C Eubanks

| RD3-score03-1=77

| RD3-score03-2=6

| RD3-score03-3=

| RD3-seed04=

| RD3-team04={{flagicon|USA}} E Escobedo

| RD3-score04-1=62

| RD3-score04-2=4

| RD3-score04-3=

| RD4-seed01=12

| RD4-team01={{flagicon|AUS}} J Kubler

| RD4-score01-1=6

| RD4-score01-2=6

| RD4-score01-3=

| RD4-seed02=14

| RD4-team02={{flagicon|USA}} C Eubanks

| RD4-score02-1=4

| RD4-score02-2=3

| RD4-score02-3=

}}

References

{{reflist}}