2021 Barcelona Open Banc Sabadell
The 2021 Barcelona Open Banc Sabadell was a men's tennis tournament played on outdoor clay courts. It was the 68th edition of the event and part of the ATP Tour 500 series of the 2021 ATP Tour. It took place at the Real Club de Tenis Barcelona in Barcelona, Spain, from 19 to 25 April 2021.
The 2020 tournament was originally scheduled to be played on 20 to 26 April 2020. Due to the COVID-19 pandemic, local restrictions, and the suspension of all play on the ATP Tour, the 2020 edition was cancelled in March 2020.
Champions
Singles
Rafael Nadal def. Stefanos Tsitsipas, 6–4, 6–7, 7–5Doubles
Juan Sebastián Cabal / Robert Farah def. Kevin Krawietz / Horia Tecău, 6–4, 6–2Points and prize money
Prize money
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Round of 64 | Q2 | Q1 |
| Singles | €178,985 | €111,600 | €69,840 | €42,180 | €24,900 | €14,700 | €8,700 | €3,960 | €2,100 |
| Doubles* | €58,500 | €39,300 | €26,100 | €17,100 | €10,800 |
*per team
Singles main-draw entrants
Seeds
- 1 Rankings as of April 12, 2021.
Other entrants
The following players received wildcards into the main draw:The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Withdrawals
;Before the tournament- Grigor Dimitrov → replaced by Salvatore Caruso
- Lloyd Harris → replaced by Thiago Monteiro
- Nick Kyrgios → replaced by Jo-Wilfried Tsonga
- Reilly Opelka → replaced by Pierre-Hugues Herbert
- Casper Ruud → replaced by Federico Gaio
- Jan-Lennard Struff → replaced by Gilles Simon
Defaults
Retirements
Doubles main-draw entrants
Seeds
- Rankings are as of April 12, 2021.
Other entrants
The following pairs received wildcards into the doubles main draw:The following pair received entry from the qualifying draw:
Withdrawals
;Before the tournament- Jamie Murray / Bruno Soares → Cristian Garín / Guido Pella
- Ivan Dodig / Franko Škugor → Ivan Dodig / Jamie Murray