2020 Argentina Open

The 2020 Argentina Open was a men's tennis tournament played on outdoor clay courts. It was the 23rd edition of the ATP Buenos Aires event, and part of the ATP Tour 250 series of the 2020 ATP Tour. It took place in Buenos Aires, Argentina, from February 10 through 16, 2020.

Seeds

 * 1 Rankings are as of February 3, 2020.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇦🇷 Francisco Cerúndolo
 * 🇦🇷 Facundo Díaz Acosta
 * 🇦🇷 Leonardo Mayer

The following player received entry as a special exempt:
 * 🇸🇰 Andrej Martin

The following players received entry from the qualifying draw:
 * 🇦🇷 Facundo Bagnis
 * 🇸🇰 Filip Horanský
 * 🇸🇰 Jozef Kovalík
 * 🇪🇸 Pedro Martínez

The following players received entry as lucky losers:
 * João Domingues
 * Pedro Sousa

Withdrawals

 * Before the tournament
 * 🇮🇹 Matteo Berrettini → replaced by 🇫🇷 Corentin Moutet
 * Cristian Garín → replaced by Pedro Sousa
 * Nicolás Jarry (suspension) → replaced by 🇪🇸 Jaume Munar
 * 🇦🇹 Dominic Thiem → replaced by 🇪🇸 Roberto Carballés Baena
 * 🇪🇸 Fernando Verdasco → replaced by João Domingues


 * During the tournament
 * 🇦🇷 Diego Schwartzman

Seeds

 * 1 Rankings are as of February 3, 2020.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇦🇷 Andrea Collarini / 🇦🇷 Federico Coria
 * 🇦🇷 Facundo Díaz Acosta / 🇪🇸 Carlos Taberner

The following pair received entry as alternates:
 * 🇪🇸 Pablo Andújar / 🇪🇸 Pedro Martínez

Withdrawals

 * Before the tournament
 * Cristian Garín


 * During the tournament
 * 🇪🇸 Pablo Andújar
 * Pablo Cuevas

Singles

 * 🇳🇴 Casper Ruud defeated Pedro Sousa, 6–1, 6–4

Doubles

 * 🇪🇸 Marcel Granollers / 🇦🇷 Horacio Zeballos defeated 🇦🇷 Guillermo Durán / 🇦🇷 Juan Ignacio Londero, 6–4, 5–7, [18–16]