2018 Mutua Madrid Open – Women's singles#Qualifying
{{Infobox tennis tournament event|2018|Mutua Madrid Open|
| champ = {{flagicon|CZE}} Petra Kvitová
| runner = {{flagicon|NED}} Kiki Bertens
| score = 7–6(8–6), 4–6, 6–3
}}
{{main|2018 Mutua Madrid Open}}
Petra Kvitová defeated Kiki Bertens in the final, 7–6(8–6), 4–6, 6–3 to win the women's singles tennis title at the 2018 Madrid Open. It was Kvitová's third Madrid Open title, and she became the first player to win three women's singles titles at the Madrid Open.
Simona Halep was the two-time defending champion, but lost to Karolína Plíšková in the quarterfinals.
Halep and Caroline Wozniacki were in contention for the WTA no. 1 singles ranking at the beginning of the tournament. Halep retained the top ranking when Wozniacki lost to Bertens in the third round.{{Cite web|url=http://www.wtatennis.com/news/madrid-draw-analysis-halep-wozniacki-face-tough-tests-no1-line|title = Madrid Draw Analysis: Halep, Wozniacki face tough tests with No.1 on the line}}
Seeds
{{columns-list|colwidth=30em|
{{seeds|1|1}} {{flagicon|ROU}} Simona Halep (quarterfinals)
{{seeds|2|4}} {{flagicon|DEN}} Caroline Wozniacki (third round)
{{seeds|3|2}} {{flagicon|ESP}} Garbiñe Muguruza (third round)
{{seeds|4|3}} {{flagicon|UKR}} Elina Svitolina (second round)
{{seeds|5|4}} {{flagicon|LAT}} Jeļena Ostapenko (first round)
{{seeds|6|1}} {{flagicon|CZE}} Karolína Plíšková (semifinals)
{{seeds|7|3}} {{flagicon|FRA}} Caroline Garcia (semifinals)
{{seeds|8|2}} {{flagicon|USA}} Venus Williams (first round)
{{seeds|9|1}} {{flagicon|USA}} Sloane Stephens (third round)
{{seeds|10|2}} {{flagicon|CZE}} Petra Kvitová (champion)
{{seeds|11|3}} {{flagicon|GER}} Julia Görges (third round)
{{seeds|12|4}} {{flagicon|USA}} CoCo Vandeweghe (first round)
{{seeds|13|1}} {{flagicon|USA}} Madison Keys (first round)
{{seeds|14|2}} {{flagicon|RUS}} Daria Kasatkina (quarterfinals)
{{seeds|15|4}} {{flagicon|LAT}} Anastasija Sevastova (second round)
{{seeds|16|3}} {{flagicon|SVK}} Magdaléna Rybáriková (first round)
}}
{{Seeds explanation}}
Draw
{{Draw key}}
=Finals=
{{8TeamBracket-Tennis3-v2
|RD1=Quarterfinals
|RD2=Semifinals
|RD3=Final
|team-width=175
|RD1-seed1=1
|RD1-team1={{flagicon|ROU}} Simona Halep
|RD1-score1-1=4
|RD1-score1-2=3
|RD1-score1-3=
|RD1-seed2=6
|RD1-team2={{flagicon|CZE}} Karolína Plíšková
|RD1-score2-1=6
|RD1-score2-2=6
|RD1-score2-3=
|RD1-seed3=14
|RD1-team3={{flagicon|RUS}} Daria Kasatkina
|RD1-score3-1=4
|RD1-score3-2=0
|RD1-score3-3=
|RD1-seed4=10
|RD1-team4={{flagicon|CZE}} Petra Kvitová
|RD1-score4-1=6
|RD1-score4-2=6
|RD1-score4-3=
|RD1-seed5=7
|RD1-team5={{flagicon|FRA}} Caroline Garcia
|RD1-score5-1=6
|RD1-score5-2=6
|RD1-score5-3=
|RD1-seed6=
|RD1-team6={{flagicon|ESP}} Carla Suárez Navarro
|RD1-score6-1=2
|RD1-score6-2=3
|RD1-score6-3=
|RD1-seed7=
|RD1-team7={{flagicon|RUS}} Maria Sharapova
|RD1-score7-1=6
|RD1-score7-2=2
|RD1-score7-3=3
|RD1-seed8=
|RD1-team8={{flagicon|NED}} Kiki Bertens
|RD1-score8-1=4
|RD1-score8-2=6
|RD1-score8-3=6
|RD2-seed1=6
|RD2-team1={{flagicon|CZE}} Karolína Plíšková
|RD2-score1-1=64
|RD2-score1-2=3
|RD2-score1-3=
|RD2-seed2=10
|RD2-team2={{flagicon|CZE}} Petra Kvitová
|RD2-score2-1=77
|RD2-score2-2=6
|RD2-score2-3=
|RD2-seed3=7
|RD2-team3={{flagicon|FRA}} Caroline Garcia
|RD2-score3-1=2
|RD2-score3-2=2
|RD2-score3-3=
|RD2-seed4=
|RD2-team4={{flagicon|NED}} Kiki Bertens
|RD2-score4-1=6
|RD2-score4-2=6
|RD2-score4-3=
|RD3-seed1=10
|RD3-team1={{flagicon|CZE}} Petra Kvitová
|RD3-score1-1=78
|RD3-score1-2=4
|RD3-score1-3=6
|RD3-seed2=
|RD3-team2={{flagicon|NED}} Kiki Bertens
|RD3-score2-1=66
|RD3-score2-2=6
|RD3-score2-3=3
}}
=Top half=
==Section 1==
{{16TeamBracket-Compact-Tennis3-Byes
| RD1=First round
| RD2=Second round
| RD3=Third round
| RD4=Quarterfinals
| RD1-seed01=1
| RD1-team01={{flagicon|ROU}} S Halep
| RD1-score01-1=6
| RD1-score01-2=6
| RD1-score01-3=
| RD1-seed02=
| RD1-team02={{flagicon|RUS}} E Makarova
| RD1-score02-1=1
| RD1-score02-2=0
| RD1-score02-3=
| RD1-seed03=
| RD1-team03={{flagicon|BEL}} A Van Uytvanck
| RD1-score03-1=4
| RD1-score03-2=4
| RD1-score03-3=
| RD1-seed04=
| RD1-team04={{flagicon|BEL}} E Mertens
| RD1-score04-1=6
| RD1-score04-2=6
| RD1-score04-3=
| RD1-seed05=Q
| RD1-team05={{flagicon|CZE}} Kr Plíšková
| RD1-score05-1=6
| RD1-score05-2=6
| RD1-score05-3=
| RD1-seed06=Q
| RD1-team06={{flagicon|RUS}} N Vikhlyantseva
| RD1-score06-1=4
| RD1-score06-2=4
| RD1-score06-3=
| RD1-seed07=WC
| RD1-team07={{flagicon|ESP}} S Sorribes Tormo
| RD1-score07-1=7
| RD1-score07-2=6
| RD1-score07-3=
| RD1-seed08=13
| RD1-team08={{flagicon|USA}} M Keys
| RD1-score08-1=5
| RD1-score08-2=2
| RD1-score08-3=
| RD1-seed09=9
| RD1-team09={{flagicon|USA}} S Stephens
| RD1-score09-1=6
| RD1-score09-2=6
| RD1-score09-3=
| RD1-seed10=Q
| RD1-team10={{flagicon|ESP}} S Soler Espinosa
| RD1-score10-1=3
| RD1-score10-2=2
| RD1-score10-3=
| RD1-seed11=
| RD1-team11={{flagicon|AUS}} S Stosur
| RD1-score11-1=6
| RD1-score11-2=62
| RD1-score11-3=6
| RD1-seed12=
| RD1-team12={{flagicon|RUS}} A Pavlyuchenkova
| RD1-score12-1=1
| RD1-score12-2=77
| RD1-score12-3=3
| RD1-seed13=
| RD1-team13={{flagicon|SRB}} A Krunić
| RD1-score13-1=3
| RD1-score13-2=3
| RD1-score13-3=
| RD1-seed14=PR
| RD1-team14={{flagicon|BLR}} V Azarenka
| RD1-score14-1=6
| RD1-score14-2=6
| RD1-score14-3=
| RD1-seed15=
| RD1-team15={{flagicon|RUS}} E Vesnina
| RD1-score15-1=4
| RD1-score15-2=2
| RD1-score15-3=
| RD1-seed16=6
| RD1-team16={{flagicon|CZE}} Ka Plíšková
| RD1-score16-1=6
| RD1-score16-2=6
| RD1-score16-3=
| RD2-seed01=1
| RD2-team01={{flagicon|ROU}} S Halep
| RD2-score01-1=6
| RD2-score01-2=6
| RD2-score01-3=
| RD2-seed02=
| RD2-team02={{flagicon|BEL}} E Mertens
| RD2-score02-1=0
| RD2-score02-2=3
| RD2-score02-3=
| RD2-seed03=Q
| RD2-team03={{flagicon|CZE}} Kr Plíšková
| RD2-score03-1=7
| RD2-score03-2=6
| RD2-score03-3=
| RD2-seed04=WC
| RD2-team04={{flagicon|ESP}} S Sorribes Tormo
| RD2-score04-1=5
| RD2-score04-2=2
| RD2-score04-3=
| RD2-seed05=9
| RD2-team05={{flagicon|USA}} S Stephens
| RD2-score05-1=6
| RD2-score05-2=6
| RD2-score05-3=
| RD2-seed06=
| RD2-team06={{flagicon|AUS}} S Stosur
| RD2-score06-1=1
| RD2-score06-2=3
| RD2-score06-3=
| RD2-seed07=PR
| RD2-team07={{flagicon|BLR}} V Azarenka
| RD2-score07-1=2
| RD2-score07-2=6
| RD2-score07-3=5
| RD2-seed08=6
| RD2-team08={{flagicon|CZE}} Ka Plíšková
| RD2-score08-1=6
| RD2-score08-2=1
| RD2-score08-3=7
| RD3-seed01=1
| RD3-team01={{flagicon|ROU}} S Halep
| RD3-score01-1=6
| RD3-score01-2=6
| RD3-score01-3=
| RD3-seed02=Q
| RD3-team02={{flagicon|CZE}} Kr Plíšková
| RD3-score02-1=1
| RD3-score02-2=4
| RD3-score02-3=
| RD3-seed03=9
| RD3-team03={{flagicon|USA}} S Stephens
| RD3-score03-1=2
| RD3-score03-2=3
| RD3-score03-3=
| RD3-seed04=6
| RD3-team04={{flagicon|CZE}} Ka Plíšková
| RD3-score04-1=6
| RD3-score04-2=6
| RD3-score04-3=
| RD4-seed01=1
| RD4-team01={{flagicon|ROU}} S Halep
| RD4-score01-1=4
| RD4-score01-2=3
| RD4-score01-3=
| RD4-seed02=6
| RD4-team02={{flagicon|CZE}} Ka Plíšková
| RD4-score02-1=6
| RD4-score02-2=6
| RD4-score02-3=
}}
==Section 2==
{{16TeamBracket-Compact-Tennis3-Byes
| RD1=First round
| RD2=Second round
| RD3=Third round
| RD4=Quarterfinals
| RD1-seed01=3
| RD1-team01={{flagicon|ESP}} G Muguruza
| RD1-score01-1=6
| RD1-score01-2=6
| RD1-score01-3=
| RD1-seed02=
| RD1-team02={{flagicon|CHN}} S Peng
| RD1-score02-1=4
| RD1-score02-2=2
| RD1-score02-3=
| RD1-seed03=
| RD1-team03={{flagicon|CRO}} D Vekić
| RD1-score03-1=6
| RD1-score03-2=6
| RD1-score03-3=
| RD1-seed04=WC
| RD1-team04={{flagicon|ESP}} G García Pérez
| RD1-score04-1=2
| RD1-score04-2=4
| RD1-score04-3=
| RD1-seed05=
| RD1-team05={{flagicon|ROU}} S Cîrstea
| RD1-score05-1=6
| RD1-score05-2=2
| RD1-score05-3=6
| RD1-seed06=
| RD1-team06={{flagicon|CZE}} K Siniaková
| RD1-score06-1=4
| RD1-score06-2=6
| RD1-score06-3=4
| RD1-seed07=
| RD1-team07={{flagicon|CHN}} Q Wang
| RD1-score07-1=5
| RD1-score07-2=66
| RD1-score07-3=
| RD1-seed08=14
| RD1-team08={{flagicon|RUS}} D Kasatkina
| RD1-score08-1=7
| RD1-score08-2=78
| RD1-score08-3=
| RD1-seed09=10
| RD1-team09={{flagicon|CZE}} P Kvitová
| RD1-score09-1=6
| RD1-score09-2=6
| RD1-score09-3=
| RD1-seed10=
| RD1-team10={{flagicon|UKR}} L Tsurenko
| RD1-score10-1=1
| RD1-score10-2=2
| RD1-score10-3=
| RD1-seed11=WC
| RD1-team11={{flagicon|PUR}} M Puig
| RD1-score11-1=6
| RD1-score11-2=2
| RD1-score11-3=6
| RD1-seed12=
| RD1-team12={{flagicon|KAZ}} Z Diyas
| RD1-score12-1=4
| RD1-score12-2=6
| RD1-score12-3=2
| RD1-seed13=Q
| RD1-team13={{flagicon|USA}} D Collins
| RD1-score13-1=5
| RD1-score13-2=2
| RD1-score13-3=
| RD1-seed14=
| RD1-team14={{flagicon|BLR}} A Sasnovich
| RD1-score14-1=7
| RD1-score14-2=6
| RD1-score14-3=
| RD1-seed15=
| RD1-team15={{flagicon|EST}} A Kontaveit
| RD1-score15-1=3
| RD1-score15-2=6
| RD1-score15-3=6
| RD1-seed16=8
| RD1-team16={{flagicon|USA}} V Williams
| RD1-score16-1=6
| RD1-score16-2=3
| RD1-score16-3=2
| RD2-seed01=3
| RD2-team01={{flagicon|ESP}} G Muguruza
| RD2-score01-1=2
| RD2-score01-2=6
| RD2-score01-3=6
| RD2-seed02=
| RD2-team02={{flagicon|CRO}} D Vekić
| RD2-score02-1=6
| RD2-score02-2=4
| RD2-score02-3=1
| RD2-seed03=
| RD2-team03={{flagicon|ROU}} S Cîrstea
| RD2-score03-1=3
| RD2-score03-2=1
| RD2-score03-3=
| RD2-seed04=14
| RD2-team04={{flagicon|RUS}} D Kasatkina
| RD2-score04-1=6
| RD2-score04-2=6
| RD2-score04-3=
| RD2-seed05=10
| RD2-team05={{flagicon|CZE}} P Kvitová
| RD2-score05-1=6
| RD2-score05-2=710
| RD2-score05-3=
| RD2-seed06=WC
| RD2-team06={{flagicon|PUR}} M Puig
| RD2-score06-1=3
| RD2-score06-2=68
| RD2-score06-3=
| RD2-seed07=
| RD2-team07={{flagicon|BLR}} A Sasnovich
| RD2-score07-1=2
| RD2-score07-2=6
| RD2-score07-3=2
| RD2-seed08=
| RD2-team08={{flagicon|EST}} A Kontaveit
| RD2-score08-1=6
| RD2-score08-2=4
| RD2-score08-3=6
| RD3-seed01=3
| RD3-team01={{flagicon|ESP}} G Muguruza
| RD3-score01-1=2
| RD3-score01-2=6
| RD3-score01-3=3
| RD3-seed02=14
| RD3-team02={{flagicon|RUS}} D Kasatkina
| RD3-score02-1=6
| RD3-score02-2=4
| RD3-score02-3=6
| RD3-seed03=10
| RD3-team03={{flagicon|CZE}} P Kvitová
| RD3-score03-1=64
| RD3-score03-2=6
| RD3-score03-3=6
| RD3-seed04=
| RD3-team04={{flagicon|EST}} A Kontaveit
| RD3-score04-1=77
| RD3-score04-2=3
| RD3-score04-3=3
| RD4-seed01=14
| RD4-team01={{flagicon|RUS}} D Kasatkina
| RD4-score01-1=4
| RD4-score01-2=0
| RD4-score01-3=
| RD4-seed02=10
| RD4-team02={{flagicon|CZE}} P Kvitová
| RD4-score02-1=6
| RD4-score02-2=6
| RD4-score02-3=
}}
=Bottom half=
==Section 3==
{{16TeamBracket-Compact-Tennis3-Byes
| RD1=First round
| RD2=Second round
| RD3=Third round
| RD4=Quarterfinals
| RD1-seed01=7
| RD1-team01={{flagicon|FRA}} C Garcia
| RD1-score01-1=6
| RD1-score01-2=7
| RD1-score01-3=
| RD1-seed02=
| RD1-team02={{flagicon|SVK}} D Cibulková
| RD1-score02-1=1
| RD1-score02-2=5
| RD1-score02-3=
| RD1-seed03=
| RD1-team03={{flagicon|CRO}} P Martić
| RD1-score03-1=6
| RD1-score03-2=6
| RD1-score03-3=
| RD1-seed04=
| RD1-team04={{flagicon|RUS}} S Kuznetsova
| RD1-score04-1=4
| RD1-score04-2=2
| RD1-score04-3=
| RD1-seed05=WC
| RD1-team05={{flagicon|UKR}} M Kostyuk
| RD1-score05-1=3
| RD1-score05-2=6
| RD1-score05-3=2
| RD1-seed06=WC
| RD1-team06={{flagicon|ESP}} L Arruabarrena
| RD1-score06-1=6
| RD1-score06-2=4
| RD1-score06-3=6
| RD1-seed07=
| RD1-team07={{flagicon|HUN}} T Babos
| RD1-score07-1=2
| RD1-score07-2=4
| RD1-score07-3=
| RD1-seed08=11
| RD1-team08={{flagicon|GER}} J Görges
| RD1-score08-1=6
| RD1-score08-2=6
| RD1-score08-3=
| RD1-seed09=16
| RD1-team09={{flagicon|SVK}} M Rybáriková
| RD1-score09-1=3
| RD1-score09-2=5
| RD1-score09-3=
| RD1-seed10=
| RD1-team10={{flagicon|GBR}} J Konta
| RD1-score10-1=6
| RD1-score10-2=7
| RD1-score10-3=
| RD1-seed11=Q
| RD1-team11={{flagicon|BLR}} A Sabalenka
| RD1-score11-1=4
| RD1-score11-2=6
| RD1-score11-3=3
| RD1-seed12=Q
| RD1-team12={{flagicon|USA}} B Pera
| RD1-score12-1=6
| RD1-score12-2=2
| RD1-score12-3=6
| RD1-seed13=
| RD1-team13={{flagicon|CZE}} B Strýcová
| RD1-score13-1=3
| RD1-score13-2=3
| RD1-score13-3=
| RD1-seed14=
| RD1-team14={{flagicon|ESP}} C Suárez Navarro
| RD1-score14-1=6
| RD1-score14-2=6
| RD1-score14-3=
| RD1-seed15=
| RD1-team15={{flagicon|FRA}} A Cornet
| RD1-score15-1=2
| RD1-score15-2=2
| RD1-score15-3=
| RD1-seed16=4
| RD1-team16={{flagicon|UKR}} E Svitolina
| RD1-score16-1=6
| RD1-score16-2=6
| RD1-score16-3=
| RD2-seed01=7
| RD2-team01={{flagicon|FRA}} C Garcia
| RD2-score01-1=6
| RD2-score01-2=7
| RD2-score01-3=
| RD2-seed02=
| RD2-team02={{flagicon|CRO}} P Martić
| RD2-score02-1=3
| RD2-score02-2=5
| RD2-score02-3=
| RD2-seed03=WC
| RD2-team03={{flagicon|ESP}} L Arruabarrena
| RD2-score03-1=6
| RD2-score03-2=4
| RD2-score03-3=2
| RD2-seed04=11
| RD2-team04={{flagicon|GER}} J Görges
| RD2-score04-1=2
| RD2-score04-2=6
| RD2-score04-3=6
| RD2-seed05=
| RD2-team05={{flagicon|GBR}} J Konta
| RD2-score05-1=4
| RD2-score05-2=3
| RD2-score05-3=
| RD2-seed06=Q
| RD2-team06={{flagicon|USA}} B Pera
| RD2-score06-1=6
| RD2-score06-2=6
| RD2-score06-3=
| RD2-seed07=
| RD2-team07={{flagicon|ESP}} C Suárez Navarro
| RD2-score07-1=2
| RD2-score07-2=77
| RD2-score07-3=6
| RD2-seed08=4
| RD2-team08={{flagicon|UKR}} E Svitolina
| RD2-score08-1=6
| RD2-score08-2=63
| RD2-score08-3=4
| RD3-seed01=7
| RD3-team01={{flagicon|FRA}} C Garcia
| RD3-score01-1=6
| RD3-score01-2=6
| RD3-score01-3=
| RD3-seed02=11
| RD3-team02={{flagicon|GER}} J Görges
| RD3-score02-1=2
| RD3-score02-2=4
| RD3-score02-3=
| RD3-seed03=Q
| RD3-team03={{flagicon|USA}} B Pera
| RD3-score03-1=6
| RD3-score03-2=2
| RD3-score03-3=4
| RD3-seed04=
| RD3-team04={{flagicon|ESP}} C Suárez Navarro
| RD3-score04-1=2
| RD3-score04-2=6
| RD3-score04-3=6
| RD4-seed01=7
| RD4-team01={{flagicon|FRA}} C Garcia
| RD4-score01-1=6
| RD4-score01-2=6
| RD4-score01-3=
| RD4-seed02=
| RD4-team02={{flagicon|ESP}} C Suárez Navarro
| RD4-score02-1=2
| RD4-score02-2=3
| RD4-score02-3=
}}
==Section 4==
{{16TeamBracket-Compact-Tennis3-Byes
| RD1=First round
| RD2=Second round
| RD3=Third round
| RD4=Quarterfinals
| RD1-seed01=5
| RD1-team01={{flagicon|LAT}} J Ostapenko
| RD1-score01-1=3
| RD1-score01-2=3
| RD1-score01-3=
| RD1-seed02=
| RD1-team02={{flagicon|ROU}} I-C Begu
| RD1-score02-1=6
| RD1-score02-2=6
| RD1-score02-3=
| RD1-seed03=
| RD1-team03={{flagicon|ROU}} M Buzărnescu
| RD1-score03-1=4
| RD1-score03-2=1
| RD1-score03-3=
| RD1-seed04=
| RD1-team04={{flagicon|RUS}} M Sharapova
| RD1-score04-1=6
| RD1-score04-2=6
| RD1-score04-3=
| RD1-seed05=
| RD1-team05={{flagicon|CHN}} S Zhang
| RD1-score05-1=6
| RD1-score05-2=7
| RD1-score05-3=
| RD1-seed06=
| RD1-team06={{flagicon|JPN}} N Osaka
| RD1-score06-1=1
| RD1-score06-2=5
| RD1-score06-3=
| RD1-seed07=
| RD1-team07={{flagicon|FRA}} K Mladenovic
| RD1-score07-1=7
| RD1-score07-2=6
| RD1-score07-3=
| RD1-seed08=12
| RD1-team08={{flagicon|USA}} C Vandeweghe
| RD1-score08-1=5
| RD1-score08-2=0
| RD1-score08-3=
| RD1-seed09=15
| RD1-team09={{flagicon|LAT}} A Sevastova
| RD1-score09-1=6
| RD1-score09-2=4
| RD1-score09-3=6
| RD1-seed10=Q
| RD1-team10={{flagicon|SVK}} AK Schmiedlová
| RD1-score10-1=3
| RD1-score10-2=6
| RD1-score10-3=3
| RD1-seed11=
| RD1-team11={{flagicon|NED}} K Bertens
| RD1-score11-1=6
| RD1-score11-2=6
| RD1-score11-3=
| RD1-seed12=
| RD1-team12={{flagicon|GRE}} M Sakkari
| RD1-score12-1=4
| RD1-score12-2=4
| RD1-score12-3=
| RD1-seed13=Q
| RD1-team13={{flagicon|ITA}} S Errani
| RD1-score13-1=1
| RD1-score13-2=4
| RD1-score13-3=
| RD1-seed14=
| RD1-team14={{flagicon|AUS}} A Barty
| RD1-score14-1=6
| RD1-score14-2=6
| RD1-score14-3=
| RD1-seed15=
| RD1-team15={{flagicon|AUS}} D Gavrilova
| RD1-score15-1=3
| RD1-score15-2=1
| RD1-score15-3=
| RD1-seed16=2
| RD1-team16={{flagicon|DEN}} C Wozniacki
| RD1-score16-1=6
| RD1-score16-2=6
| RD1-score16-3=
| RD2-seed01=
| RD2-team01={{flagicon|ROU}} I-C Begu
| RD2-score01-1=5
| RD2-score01-2=1
| RD2-score01-3=
| RD2-seed02=
| RD2-team02={{flagicon|RUS}} M Sharapova
| RD2-score02-1=7
| RD2-score02-2=6
| RD2-score02-3=
| RD2-seed03=
| RD2-team03={{flagicon|CHN}} S Zhang
| RD2-score03-1=4
| RD2-score03-2=6
| RD2-score03-3=3
| RD2-seed04=
| RD2-team04={{flagicon|FRA}} K Mladenovic
| RD2-score04-1=6
| RD2-score04-2=4
| RD2-score04-3=6
| RD2-seed05=15
| RD2-team05={{flagicon|LAT}} A Sevastova
| RD2-score05-1=1
| RD2-score05-2=4
| RD2-score05-3=
| RD2-seed06=
| RD2-team06={{flagicon|NED}} K Bertens
| RD2-score06-1=6
| RD2-score06-2=6
| RD2-score06-3=
| RD2-seed07=
| RD2-team07={{flagicon|AUS}} A Barty
| RD2-score07-1=2
| RD2-score07-2=6
| RD2-score07-3=4
| RD2-seed08=2
| RD2-team08={{flagicon|DEN}} C Wozniacki
| RD2-score08-1=6
| RD2-score08-2=4
| RD2-score08-3=6
| RD3-seed01=
| RD3-team01={{flagicon|RUS}} M Sharapova
| RD3-score01-1=6
| RD3-score01-2=6
| RD3-score01-3=
| RD3-seed02=
| RD3-team02={{flagicon|FRA}} K Mladenovic
| RD3-score02-1=3
| RD3-score02-2=4
| RD3-score02-3=
| RD3-seed03=
| RD3-team03={{flagicon|NED}} K Bertens
| RD3-score03-1=6
| RD3-score03-2=6
| RD3-score03-3=
| RD3-seed04=2
| RD3-team04={{flagicon|DEN}} C Wozniacki
| RD3-score04-1=2
| RD3-score04-2=2
| RD3-score04-3=
| RD4-seed01=
| RD4-team01={{flagicon|RUS}} M Sharapova
| RD4-score01-1=6
| RD4-score01-2=2
| RD4-score01-3=3
| RD4-seed02=
| RD4-team02={{flagicon|NED}} K Bertens
| RD4-score02-1=4
| RD4-score02-2=6
| RD4-score02-3=6
}}
Qualifying
=Seeds=
{{columns-list|colwidth=30em|
- {{flagicon|USA}} Danielle Collins (qualified)
- {{flagicon|BLR}} Aryna Sabalenka (qualified)
- {{flagicon|TPE}} Hsieh Su-wei (withdrew, still playing in Rabat)
- {{flagicon|SLO}} Polona Hercog (first round)
- {{flagicon|BRA}} Beatriz Haddad Maia (first round)
- {{flagicon|GER}} Mona Barthel (qualifying competition, retired)
- {{flagicon|ROU}} Ana Bogdan (qualifying competition)
- {{flagicon|POL}} Magda Linette (qualifying competition)
- {{flagicon|BEL}} Kirsten Flipkens (qualifying competition)
- {{flagicon|CZE}} Kristýna Plíšková (qualified)
- {{flagicon|UKR}} Kateryna Bondarenko (first round)
- {{flagicon|USA}} Sachia Vickery (qualifying competition)
- {{flagicon|USA}} Jennifer Brady (first round)
- {{flagicon|SWE}} Johanna Larsson (qualifying competition)
- {{flagicon|RUS}} Natalia Vikhlyantseva (qualified)
- {{flagicon|SVK}} Anna Karolína Schmiedlová (qualified)
}}
=Qualifiers=
{{columns-list|colwidth=30em|
- {{flagicon|USA}} Danielle Collins
- {{flagicon|BLR}} Aryna Sabalenka
- {{flagicon|SVK}} Anna Karolína Schmiedlová
- {{flagicon|USA}} Bernarda Pera
- {{flagicon|ITA}} Sara Errani
- {{flagicon|ESP}} Sílvia Soler Espinosa
- {{flagicon|CZE}} Kristýna Plíšková
- {{flagicon|RUS}} Natalia Vikhlyantseva
}}
=Draw=
==First qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=1
| RD1-team1={{flagicon|USA}} Danielle Collins
| RD1-score1-1=77
| RD1-score1-2=3
| RD1-score1-3=77
| RD1-seed2=
| RD1-team2={{flagicon|USA}} Alison Riske
| RD1-score2-1=62
| RD1-score2-2=6
| RD1-score2-3=63
| RD1-seed3=
| RD1-team3={{flagicon|JPN}} Shuko Aoyama
| RD1-score3-1=3
| RD1-score3-2=3
| RD1-score3-3=
| RD1-seed4=14
| RD1-team4={{flagicon|SWE}} Johanna Larsson
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=
| RD2-seed1=1
| RD2-team1={{flagicon|USA}} Danielle Collins
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=14
| RD2-team2={{flagicon|SWE}} Johanna Larsson
| RD2-score2-1=3
| RD2-score2-2=1
| RD2-score2-3=
}}
==Second qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=2
| RD1-team1={{flagicon|BLR}} Aryna Sabalenka
| RD1-score1-1=6
| RD1-score1-2=77
| RD1-score1-3=
| RD1-seed2=WC
| RD1-team2={{flagicon|ESP}} Carlota Martínez Círez
| RD1-score2-1=1
| RD1-score2-2=65
| RD1-score2-3=
| RD1-seed3=WC
| RD1-team3={{flagicon|SRB}} Olga Danilović
| RD1-score3-1=3
| RD1-score3-2=77
| RD1-score3-3=6
| RD1-seed4=11
| RD1-team4={{flagicon|UKR}} Kateryna Bondarenko
| RD1-score4-1=6
| RD1-score4-2=62
| RD1-score4-3=2
| RD2-seed1=2
| RD2-team1={{flagicon|BLR}} Aryna Sabalenka
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=WC
| RD2-team2={{flagicon|SRB}} Olga Danilović
| RD2-score2-1=4
| RD2-score2-2=2
| RD2-score2-3=
}}
==Third qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=Alt
| RD1-team1={{flagicon|USA}} Bethanie Mattek-Sands
| RD1-score1-1=4
| RD1-score1-2=77
| RD1-score1-3=6
| RD1-seed2=
| RD1-team2={{flagicon|USA}} Caroline Dolehide
| RD1-score2-1=6
| RD1-score2-2=61
| RD1-score2-3=1
| RD1-seed3=Alt
| RD1-team3={{flagicon|CAN}} Gabriela Dabrowski
| RD1-score3-1=3
| RD1-score3-2=5
| RD1-score3-3=
| RD1-seed4=16
| RD1-team4={{flagicon|SVK}} Anna Karolína Schmiedlová
| RD1-score4-1=6
| RD1-score4-2=7
| RD1-score4-3=
| RD2-seed1=Alt
| RD2-team1={{flagicon|USA}} Bethanie Mattek-Sands
| RD2-score1-1=6
| RD2-score1-2=2
| RD2-score1-3=5
| RD2-seed2=16
| RD2-team2={{flagicon|SVK}} Anna Karolína Schmiedlová
| RD2-score2-1=4
| RD2-score2-2=6
| RD2-score2-3=7
}}
==Fourth qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=4
| RD1-team1={{flagicon|SLO}} Polona Hercog
| RD1-score1-1=2
| RD1-score1-2=0
| RD1-score1-3=
| RD1-seed2=
| RD1-team2={{flagicon|USA}} Bernarda Pera
| RD1-score2-1=6
| RD1-score2-2=6
| RD1-score2-3=
| RD1-seed3=
| RD1-team3={{flagicon|CZE}} Barbora Krejčíková
| RD1-score3-1=6
| RD1-score3-2=4
| RD1-score3-3=2
| RD1-seed4=12
| RD1-team4={{flagicon|USA}} Sachia Vickery
| RD1-score4-1=2
| RD1-score4-2=6
| RD1-score4-3=6
| RD2-seed1=
| RD2-team1={{flagicon|USA}} Bernarda Pera
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=12
| RD2-team2={{flagicon|USA}} Sachia Vickery
| RD2-score2-1=4
| RD2-score2-2=4
| RD2-score2-3=
}}
==Fifth qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=5
| RD1-team1={{flagicon|BRA}} Beatriz Haddad Maia
| RD1-score1-1=4
| RD1-score1-2=65
| RD1-score1-3=
| RD1-seed2=
| RD1-team2={{flagicon|ITA}} Sara Errani
| RD1-score2-1=6
| RD1-score2-2=77
| RD1-score2-3=
| RD1-seed3=
| RD1-team3={{flagicon|USA}} Christina McHale
| RD1-score3-1=68
| RD1-score3-2=2
| RD1-score3-3=
| RD1-seed4=9
| RD1-team4={{flagicon|BEL}} Kirsten Flipkens
| RD1-score4-1=710
| RD1-score4-2=6
| RD1-score4-3=
| RD2-seed1=
| RD2-team1={{flagicon|ITA}} Sara Errani
| RD2-score1-1=5
| RD2-score1-2=6
| RD2-score1-3=6
| RD2-seed2=9
| RD2-team2={{flagicon|BEL}} Kirsten Flipkens
| RD2-score2-1=7
| RD2-score2-2=1
| RD2-score2-3=0
}}
==Sixth qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=6
| RD1-team1={{flagicon|GER}} Mona Barthel
| RD1-score1-1=6
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=
| RD1-team2={{flagicon|RUS}} Alla Kudryavtseva
| RD1-score2-1=3
| RD1-score2-2=1
| RD1-score2-3=
| RD1-seed3=
| RD1-team3={{flagicon|ESP}} Sílvia Soler Espinosa
| RD1-score3-1=6
| RD1-score3-2=6
| RD1-score3-3=
| RD1-seed4=13
| RD1-team4={{flagicon|USA}} Jennifer Brady
| RD1-score4-1=2
| RD1-score4-2=4
| RD1-score4-3=
| RD2-seed1=6
| RD2-team1={{flagicon|GER}} Mona Barthel
| RD2-score1-1=2
| RD2-score1-2=0r
| RD2-score1-3=
| RD2-seed2=
| RD2-team2={{flagicon|ESP}} Sílvia Soler Espinosa
| RD2-score2-1=6
| RD2-score2-2=2
| RD2-score2-3=
}}
==Seventh qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=7
| RD1-team1={{flagicon|ROU}} Ana Bogdan
| RD1-score1-1=6
| RD1-score1-2=4
| RD1-score1-3=6
| RD1-seed2=
| RD1-team2={{flagicon|JPN}} Miyu Kato
| RD1-score2-1=1
| RD1-score2-2=6
| RD1-score2-3=0
| RD1-seed3=WC
| RD1-team3={{flagicon|ROU}} Irina Bara
| RD1-score3-1=1
| RD1-score3-2=2
| RD1-score3-3=
| RD1-seed4=10
| RD1-team4={{flagicon|CZE}} Kristýna Plíšková
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=
| RD2-seed1=7
| RD2-team1={{flagicon|ROU}} Ana Bogdan
| RD2-score1-1=6
| RD2-score1-2=5
| RD2-score1-3=2
| RD2-seed2=10
| RD2-team2={{flagicon|CZE}} Kristýna Plíšková
| RD2-score2-1=3
| RD2-score2-2=7
| RD2-score2-3=6
}}
==Eighth qualifier==
{{4TeamBracket-Tennis3-v2
| RD1=First round
| RD2=Qualifying competition
|team-width=175
| RD1-seed1=8
| RD1-team1={{flagicon|POL}} Magda Linette
| RD1-score1-1=6
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=
| RD1-team2={{flagicon|USA}} Sofia Kenin
| RD1-score2-1=3
| RD1-score2-2=4
| RD1-score2-3=
| RD1-seed3=WC
| RD1-team3={{flagicon|ESP}} Paula Badosa Gibert
| RD1-score3-1=2
| RD1-score3-2=4
| RD1-score3-3=
| RD1-seed4=15
| RD1-team4={{flagicon|RUS}} Natalia Vikhlyantseva
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=
| RD2-seed1=8
| RD2-team1={{flagicon|POL}} Magda Linette
| RD2-score1-1=5
| RD2-score1-2=710
| RD2-score1-3=62
| RD2-seed2=15
| RD2-team2={{flagicon|RUS}} Natalia Vikhlyantseva
| RD2-score2-1=7
| RD2-score2-2=68
| RD2-score2-3=77
}}
References
{{Reflist}}
External links
- [http://wtafiles.wtatennis.com/pdf/draws/2018/1038/MDS.pdf Main Draw]
- [http://wtafiles.wtatennis.com/pdf/draws/2018/1038/QS.pdf Qualifying Draw]
{{2018 WTA Tour}}
{{DEFAULTSORT:2018 Mutua Madrid Open - Women's Singles}}