2021 Player Field
ATP Acceptance List (as of March 17, 2021)
| Rank | First | Last | COU |
| 3 | Daniil | Medvedev | RUS |
| 6 | Stefanos | Tsitsipas | GRE |
| 7 | Alexander | Zverev | GER |
| 8 | Andrey | Rublev | RUS |
| 9 | Diego | Schwartzman | ARG |
| 10 | Matteo | Berrettini | ITA |
| 11 | Denis | Shapovalov | CAN |
| 12 | Gael | Monfils | FRA |
| 13 | Roberto | Bautista Agut | ESP |
| 14 | Kevin | Anderson # | RSA |
| 14 | Milos | Raonic | CAN |
| 15 | David | Goffin | BEL |
| 16 | Pablo | Carreno Busta | ESP |
| 17 | Grigor | Dimitrov | BUL |
| 18 | Fabio | Fognini | ITA |
| 19 | Felix | Auger-Aliassime | CAN |
| 21 | Karen | Khachanov | RUS |
| 22 | Cristian | Garin | CHI |
| 23 | Alex | de Minaur | AUS |
| 24 | Casper | Ruud | NOR |
| 25 | John | Isner | USA |
| 26 | Borna | Coric | CRO |
| 27 | Dusan | Lajovic | SRB |
| 28 | Daniel | Evans | GBR |
| 29 | Benoit | Paire | FRA |
| 30 | Hubert | Hurkacz | POL |
| 31 | Filip | Krajinovic | SRB |
| 32 | Ugo | Humbert | FRA |
| 33 | Taylor | Fritz | USA |
| 34 | Jannik | Sinner | ITA |
| 35 | Adrian | Mannarino | FRA |
| 36 | Lorenzo | Sonego | ITA |
| 37 | Jan-Lennard | Struff | GER |
| 38 | Reilly | Opelka | USA |
| 39 | John | Millman | AUS |
| 40 | Nikoloz | Basilashvili | GEO |
| 41 | Miomir | Kecmanovic | SRB |
| 42 | Aslan | Karatsev | RUS |
| 43 | Kei | Nishikori | JPN |
| 44 | Marin | Cilic | CRO |
| 46 | Alexander | Bublik | KAZ |
| 47 | Albert | Ramos-Vinolas | ESP |
| 50 | Jordan | Thompson | AUS |
| 51 | Kyle | Edmund | GBR |
| 52 | Tennys | Sandgren | USA |
| 53 | Sam | Querrey | USA |
| 54 | Tommy | Paul | USA |
| 55 | Pablo | Andujar | ESP |
| 56 | Alejandro | Davidovich Fokina | ESP |
| 57 | Feliciano | Lopez | ESP |
| 58 | Marton | Fucsovics | HUN |
| 59 | Laslo | Djere | SRB |
| 60 | Aljaz | Bedene | SLO |
| 61 | Yoshihito | Nishioka | JPN |
| 62 | Frances | Tiafoe | USA |
| 63 | Stefano | Travaglia | ITA |
| 64 | Jeremy | Chardy | FRA |
| 65 | Cameron | Norrie | GBR |
| 66 | Jo-Wilfried | Tsonga | FRA |
| 67 | Vasek | Pospisil | CAN |
| 69 | Jiri | Vesely | CZE |
| 70 | Fernando | Verdasco | ESP |
| 71 | Dominik | Koepfer | GER |
| 71 | Yen-Hsun | Lu # | TPE |
| 72 | Corentin | Moutet | FRA |
| 74 | Thiago | Monteiro | BRA |
| 75 | Ricardas | Berankis | LTU |
| 76 | Radu | Albot | MDA |
| 77 | Salvatore | Caruso | ITA |
| 78 | Marcos | Giron | USA |
| 80 | Steve | Johnson | USA |
| 81 | Soonwool | Kwon | KOR |
| 82 | Lloyd | Harris | RSA |
| 83 | Egor | Gerasimov | BLR |
| 84 | Federico | Delbonis | ARG |
| 85 | Emil | Ruusuvuori | FIN |
| 87 | Marco | Cecchinato | ITA |
| 88 | Juan Ignacio | Londero | ARG |
| 89 | Pedro | Martinez | ESP |
# – Protected Ranking
WTA Acceptance List (as of March 17, 2021)
| Rank | First | Last | COU |
| 1 | Ashleigh | Barty | AUS |
| 2 | Naomi | Osaka | JPN |
| 3 | Simona | Halep | ROU |
| 4 | Sofia | Kenin | USA |
| 5 | Elina | Svitolina | UKR |
| 6 | Karolina | Pliskova | CZE |
| 8 | Aryna | Sabalenka | BLR |
| 9 | Bianca | Andreescu | CAN |
| 10 | Petra | Kvitova | CZE |
| 11 | Kiki | Bertens | NED |
| 12 | Belinda | Bencic | SUI |
| 13 | Jennifer | Brady | USA |
| 14 | Victoria | Azarenka | BLR |
| 15 | Garbiñe | Muguruza | ESP |
| 16 | Johanna | Konta | GBR |
| 17 | Elise | Mertens | BEL |
| 18 | Iga | Swiatek | POL |
| 19 | Madison | Keys | USA |
| 20 | Marketa | Vondrousova | CZE |
| 21 | Petra | Martic | CRO |
| 22 | Karolina | Muchova | CZE |
| 23 | Elena | Rybakina | KAZ |
| 24 | Anett | Kontaveit | EST |
| 25 | Maria | Sakkari | GRE |
| 26 | Angelique | Kerber | GER |
| 27 | Alison | Riske | USA |
| 28 | Yulia | Putintseva | KAZ |
| 30 | Ons | Jabeur | TUN |
| 31 | Amanda | Anisimova | USA |
| 32 | Ekaterina | Alexandrova | RUS |
| 33 | Veronika | Kudermetova | RUS |
| 34 | Qiang | Wang | CHN |
| 35 | Shuai | Zhang | CHN |
| 36 | Danielle | Collins | USA |
| 37 | Svetlana | Kuznetsova | RUS |
| 39 | Anastasia | Pavlyuchenkova | RUS |
| 40 | Sloane | Stephens | USA |
| 41 | Magda | Linette | POL |
| 42 | Jessica | Pegula | USA |
| 43 | Nadia | Podoroska | ARG |
| 44 | Fiona | Ferro | FRA |
| 45 | Caroline | Garcia | FRA |
| 46 | Saisai | Zheng | CHN |
| 47 | Yaroslava | Shvedova # | KAZ |
| 48 | Marie | Bouzkova | CZE |
| 49 | Jelena | Ostapenko | LAT |
| 51 | Kristina | Mladenovic | FRA |
| 52 | Cori | Gauff | USA |
| 53 | Shelby | Rogers | USA |
| 54 | Laura | Siegemund | GER |
| 55 | Polona | Hercog | SLO |
| 56 | Anastasija | Sevastova | LAT |
| 57 | Daria | Kasatkina | RUS |
| 58 | Alizé | Cornet | FRA |
| 59 | Rebecca | Peterson | SWE |
| 60 | Maria Patricia | Tig | ROU |
| 61 | Jil | Teichmann | SUI |
| 62 | Kaia | Kanepi | EST |
| 63 | Barbora | Krejcikova | CZE |
| 64 | Heather | Watson | GBR |
| 65 | Bernarda | Pera | USA |
| 67 | Sorana | Cirstea | ROU |
| 68 | Katerina | Siniakova | CZE |
| 69 | Anna | Blinkova | RUS |
| 70 | Sara | Sorribes Tormo | ESP |
| 71 | Ann | Li | USA |
| 72 | Irina-Camelia | Begu | ROU |
| 73 | Paula | Badosa | ESP |
| 74 | Ajla | Tomljanovic | AUS |
| 75 | Kristyna | Pliskova | CZE |
| 76 | Venus | Williams | USA |
| 77 | Nao | Hibino | JPN |
| 78 | Aranxta | Rus | NED |
| 78 | Vera | Zvonareva # | RUS |
| 79 | Marta | Kostyuk | UKR |
# – Protected Ranking