Redigerer Mutua Madrid Open 2021 (avsnitt)

=== Kvinner ===
{{Utdypende artikkel|Mutua Madrid Open 2021 – Singel kvinner}}
Utøverne ble seedet etter plassering på [[WTAs verdensranking]] fra 26. april 2021.<ref name="WTAseeds">{{cite web |url=https://www.wtatennis.com/tournament/1038/madrid/2021/player-list|title=Mutua Madrid Open 2021 Seeds |access-date=2021-05-03}}</ref>

{{col-begin}}
{{col-2}}
{|class="sortable wikitable" style="font-size:90%;"
|-
! #
! Utøver
! [[WTAs verdensranking|Rank]]
|-
!1
|{{flaggatlet|[[Ash Barty]]|AUS}}
|1
|-
!2
|{{flaggatlet|[[Naomi Osaka]]|JPN}}
|2
|-
!3
|{{flaggatlet|[[Simona Halep]]|ROU}}
|3
|-
!4
|{{flaggatlet|[[Elina Svitolina]]|UKR}}
|5
|-
!5
|{{flaggatlet|[[Aryna Sabalenka]]|BLR}}
|7
|-
!6
|{{flaggatlet|[[Karolína Plíšková]]|CZE}}
|9
|-
!7
|{{flaggatlet|[[Kiki Bertens]]|NED}}
|10
|-
!8
|{{flaggatlet|[[Belinda Bencic]]|SUI}}
|11
|-
|}

{{col-2}}
{|class="sortable wikitable" style="font-size:90%;"
|-
! #
! Utøver
! [[WTAs verdensranking|Rank]]
|-
!9
|{{flaggatlet|[[Petra Kvitová]]|CZE}}
|12
|-
!<s>10</s>
|<s>{{flaggatlet|[[Garbiñe Muguruza]]|ESP}}</s>
|<s>13</s>
|-
!11
|{{flaggatlet|[[Jennifer Brady]]|USA}}
|14
|-
!12
|{{flaggatlet|[[Viktoryja Azarenka]]|BLR}}
|15
|-
!13
|{{flaggatlet|[[Elise Mertens]]|BEL}}
|16
|-
!14
|{{flaggatlet|[[Iga Świątek]]|POL}}
|17
|-
!15
|{{flaggatlet|[[Johanna Konta]]|GBR}}
|18
|-
!16
|{{flaggatlet|[[Maria Sakkari]]|GRE}}
|19
|-
|}
{{col-end}}

{{8TeamBracket-Tennis3-v2
|RD1=Kvartfinaler
|RD2=Semifinaler
|RD3=Finale

|RD1-seed1=1
|RD1-team1='''{{flagicon|AUS}} [[Ash Barty]]'''
|RD1-score1-1='''6'''
|RD1-score1-2=3
|RD1-score1-3='''6'''
|RD1-seed2=9
|RD1-team2={{flagicon|CZE}} [[Petra Kvitová]]
|RD1-score2-1=1
|RD1-score2-2='''6'''
|RD1-score2-3=3

|RD1-seed3=WC
|RD1-team3='''{{flagicon|ESP}} [[Paula Badosa]]'''
|RD1-score3-1='''6'''
|RD1-score3-2='''7'''
|RD1-score3-3=
|RD1-seed4=8
|RD1-team4={{flagicon|SUI}} [[Belinda Bencic]]
|RD1-score4-1=4
|RD1-score4-2=5
|RD1-score4-3=

|RD1-seed5=5
|RD1-team5='''{{flagicon|BLR}} [[Aryna Sabalenka]]'''
|RD1-score5-1='''6'''
|RD1-score5-2=4
|RD1-score5-3=
|RD1-seed6=13
|RD1-team6={{flagicon|BEL}} [[Elise Mertens]]
|RD1-score6-1=1
|RD1-score6-2=0<sup>r</sup>
|RD1-score6-3=

|RD1-seed7=
|RD1-team7='''{{flagicon|RUS}} [[Anastasija Pavljutsjenkova]]'''
|RD1-score7-1='''7<sup>7</sup>'''
|RD1-score7-2='''7<sup>7</sup>'''
|RD1-score7-3=
|RD1-seed8=
|RD1-team8={{flagicon|CZE}} [[Karolína Muchová]]
|RD1-score8-1=6<sup>4</sup>
|RD1-score8-2=6<sup>2</sup>
|RD1-score8-3=

|RD2-seed1=1
|RD2-team1='''{{flagicon|AUS}} [[Ash Barty]]'''
|RD2-score1-1='''6'''
|RD2-score1-2='''6'''
|RD2-score1-3=
|RD2-seed2=WC
|RD2-team2={{flagicon|ESP}} [[Paula Badosa]]
|RD2-score2-1=4
|RD2-score2-2=3
|RD2-score2-3=

|RD2-seed3=5
|RD2-team3='''{{flagicon|BLR}} [[Aryna Sabalenka]]'''
|RD2-score3-1='''6'''
|RD2-score3-2='''6'''
|RD2-score3-3=
|RD2-seed4=
|RD2-team4={{flagicon|RUS}} [[Anastasija Pavljutsjenkova]]
|RD2-score4-1=2
|RD2-score4-2=3
|RD2-score4-3=

|RD3-seed1=1
|RD3-team1={{flagicon|AUS}} [[Ash Barty]]
|RD3-score1-1=
|RD3-score1-2=
|RD3-score1-3=
|RD3-seed2=5
|RD3-team2={{flagicon|BLR}} [[Aryna Sabalenka]]
|RD3-score2-1=
|RD3-score2-2=
|RD3-score2-3=
}}