2021 Abierto Mexicano Telcel

The 2021 Mexican Open (also known as the Abierto Mexicano Telcel presentado por HSBC for sponsorship reasons) was a professional tennis tournament played on outdoor hard courts. It was the 28th edition of the men's Mexican Open, and part of the 2021 ATP Tour. It took place in Acapulco, Mexico between 15 and 20 March 2021, at the Princess Mundo Imperial.

Singles

 * 🇩🇪 Alexander Zverev def. Stefanos Tsitsipas, 6–4, 7–6(7–3)

Doubles

 * 🇬🇧 Ken Skupski / 🇬🇧 Neal Skupski def. 🇪🇸 Marcel Granollers / 🇦🇷 Horacio Zeballos, 7–6(7–3), 6–4

Seeds

 * 1 Rankings as of March 8, 2021.

Other entrants
The following players received wildcards into the main draw:
 * 🇪🇸 Carlos Alcaraz
 * 🇺🇸 Sebastian Korda
 * 🇲🇽 Gerardo López Villaseñor

The following player received entry using a protected ranking into the singles main draw:
 * Kevin Anderson

The following player received special exemption into the singles main draw:
 * 🇨🇴 Daniel Elahi Galán

The following players received entry from the qualifying draw:
 * Tallon Griekspoor
 * 🇺🇸 Stefan Kozlov
 * 🇺🇸 Brandon Nakashima
 * 🇮🇹 Lorenzo Musetti

The following player received entry as a lucky loser:
 * 🇺🇸 Denis Kudla

Withdrawals

 * Before the tournament
 * Kevin Anderson → replaced by 🇺🇸 Denis Kudla
 * 🇪🇸 Pablo Andújar → replaced by 🇺🇸 Steve Johnson
 * Cristian Garín → replaced by 🇮🇹 Salvatore Caruso
 * 🇦🇷 Guido Pella → replaced by 🇬🇧 Cameron Norrie
 * 🇺🇸 Sam Querrey → replaced by 🇪🇸 Feliciano López
 * During the tournament
 * 🇳🇴 Casper Ruud

Retirements

 * 🇫🇷 Adrian Mannarino

Seeds

 * 1 Rankings as of March 8, 2021.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇧🇷 Marcelo Demoliner / 🇲🇽 Santiago González
 * 🇩🇪 Alexander Zverev / 🇩🇪 Mischa Zverev

The following pair received entry from the qualifying draw:
 * 🇦🇺 Luke Saville / 🇦🇺 John-Patrick Smith

The following pair received entry as lucky losers:
 * 🇩🇪 Dominik Koepfer / 🇳🇿 Artem Sitak

Withdrawals

 * 🇨🇦 Félix Auger-Aliassime / 🇨🇦 Milos Raonic → 🇩🇪 Dominik Koepfer / 🇳🇿 Artem Sitak