The 2021 Barcelona Open Banc Sabadell (also known as the Torneo Godó) 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.
<sub>*per team</sub>
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:
The following pairs received wildcards into the doubles main draw:
The following pair received entry from the qualifying draw: