2021 Montevideo Open

The 2021 Montevideo Open was a professional tennis tournament played on red clay courts in Montevideo. It was the first edition for the women that was also part of the 2021 WTA 125K series. It took place at the Carrasco Lawn Tennis Club in Montevideo, Uruguay between November 8 and 21, 2021. The 2020 edition could not take place due to the COVID-19 pandemic.

Seeds

 * Rankings are as of November 8, 2021.

Other entrants
The following players received wildcards into the singles main draw:
 * Guillermina Grant
 * 🇪🇸 Ane Mintegi del Olmo

The following players received entry from the qualifying draw:
 * 🇦🇷 Marina Bulbarella
 * 🇦🇷 Martina Capurro Taborda
 * 🇺🇸 Dasha Ivanova
 * 🇦🇺 Olivia Tjandramulia

Withdrawals

 * Before the tournament
 * 🇧🇷 Gabriela Cé → replaced by 🇧🇷 Carolina Alves
 * 🇺🇸 Grace Min → replaced by 🇲🇽 Ana Sofía Sánchez
 * Tereza Mrdeža → replaced by 🇧🇷 Laura Pigossi
 * Daniela Seguel → replaced by 🇨🇦 Carol Zhao
 * 🇪🇬 Mayar Sherif → replaced by 🇪🇸 Marina Bassols Ribera
 * 🇷🇺 Anastasia Tikhonova → replaced by 🇷🇺 Elina Avanesyan
 * 🇲🇽 Renata Zarazúa → replaced by 🇨🇿 Anna Sisková
 * 🇨🇳 Zhang Shuai → replaced by Bárbara Gatica

Seeds

 * Rankings are as of November 8, 2021

Other entrants
The following pairs received wildcards into the doubles main draw:
 * Guillermina Grant / Juliana Rodríguez

Singles

 * 🇫🇷 Diane Parry def. 🇭🇺 Panna Udvardy, 6–3, 6–2

Doubles

 * 🇷🇴 Irina Bara / Ekaterine Gorgodze  def. 🇧🇷 Carolina Alves / 🇪🇸 Marina Bassols Ribera 6–4, 6–3