Łukasz Kubot and Marcelo Melo were the defending champions,[1] but Kubot chose not to participate. Melo played alongside Ivan Dodig, but lost in the first round to Feliciano López and Stefanos Tsitsipas.
| Doubles | |
|---|---|
| 2021 Erste Bank Open | |
| Champions |  Juan Sebastián Cabal Robert Farah |
| Runners-up |  Rajeev Ram  Joe Salisbury |
| Score | 6–4, 6–2 |
| Draw | 16 |
| Seeds | 4 |
Juan Sebastián Cabal and Robert Farah won the title, defeating Rajeev Ram and Joe Salisbury in the final, 6–4, 6–2.
Seeds edit
Nikola Mektić / Mate Pavić (quarterfinals)
Rajeev Ram / 
Joe Salisbury (final)
John Peers / 
Filip Polášek (semifinals)
Juan Sebastián Cabal / Robert Farah (champions)
Draw edit
Key edit
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
Draw edit
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 |  N Mektić M Pavić
| 6 | 6 | ||||||||||||||||||||||||
 T Pütz  M Venus
| 4 | 4 | 1 | N Mektić M Pavić
| 6 | 62 | [9] | ||||||||||||||||||||
 N Mahut F Martin
| 64 | 3 | LL |  S Gillé D Koepfer
| 3 | 77 | [11] | ||||||||||||||||||||
| LL | S Gillé D Koepfer
| 77 | 6 | LL | S Gillé D Koepfer
| 6 | 3 | [8] | |||||||||||||||||||
| 4 | JS Cabal R Farah
| 4 | 6 | [10] | 4 | JS Cabal R Farah
| 3 | 6 | [10] | ||||||||||||||||||
| PR |  W Koolhof J-J Rojer
| 6 | 3 | [8] | 4 | JS Cabal R Farah
| 77 | 67 | [10] | ||||||||||||||||||
I Dodig  M Melo
| 3 | 6 | [8] | WC |  F López  S Tsitsipas
| 65 | 79 | [8] | |||||||||||||||||||
| WC | F López S Tsitsipas
| 6 | 3 | [10] | 4 | JS Cabal R Farah
| 6 | 6 | |||||||||||||||||||
| Q |  A Erler L Miedler
| 3 | 5 | 2 | R Ram J Salisbury
| 4 | 2 | ||||||||||||||||||||
| WC | O Marach P Oswald
| 6 | 7 | WC | O Marach P Oswald
| 77 | 3 | [4] | |||||||||||||||||||
| J Melzer A Zverev
| 63 | 5 | 3 |  J Peers  F Polášek
| 64 | 6 | [10] | ||||||||||||||||||||
| 3 | J Peers F Polášek
| 77 | 7 | 3 | J Peers F Polášek
| 6 | 62 | [7] | |||||||||||||||||||
 F Auger-Aliassime A Mies
| 6 | 6 | 2 | R Ram J Salisbury
| 3 | 77 | [10] | ||||||||||||||||||||
| D Evans N Skupski
| 4 | 3 | F Auger-Aliassime A Mies
| 3 | 79 | [6] | |||||||||||||||||||||
 L Harris  H Tecău
| 3 | 0 | 2 | R Ram J Salisbury
| 6 | 67 | [10] | ||||||||||||||||||||
| 2 | R Ram J Salisbury
| 6 | 6 | ||||||||||||||||||||||||
Qualifying edit
Seeds edit
Simone Bolelli / 
Máximo González (first round)
Sander Gillé / 
Dominik Koepfer (qualifying competition, lucky losers)
Qualifiers edit
Lucky losers edit
Qualifying draw edit
| First round | Qualifying competition | ||||||||||||
| 1 |  Simone Bolelli  Máximo González
| 3 | 2 | ||||||||||
| WC | Alexander Erler Lucas Miedler
| 6 | 6 | ||||||||||
| WC | Alexander Erler Lucas Miedler
| 7 | 6 | ||||||||||
| 2 | Sander Gillé Dominik Koepfer
| 5 | 4 | ||||||||||
 André Göransson David Pel
| 3 | 3 | |||||||||||
| 2 | Sander Gillé Dominik Koepfer
| 6 | 6 | ||||||||||
References edit
- ^ "London Push: Kubot/Melo Win Third Vienna Team Title". www.atptour.com. 1 November 2020.