2021 Tenerife Ladies Open
The 2021 Tenerife Ladies Open was a women's tennis tournament played on outdoor hard courts. It was the first edition of the Tenerife Ladies Open, and part of the WTA 250 series of the 2021 WTA Tour. It was held at the Abama Tennis Academy in Guía de Isora, Spain, from 18 until 24 October 2021.
Champions
Singles
Ann Li def. Camila Osorio 6–1, 6–4This is Li's first career WTA title.
Doubles
Ulrikke Eikeri / Ellen Perez def. Lyudmyla Kichenok / Marta Kostyuk, 6–3, 6–3Singles main draw entrants
Seeds
Other entrants
The following players received wildcards into the main draw:The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Withdrawals
;Before the tournament- Caroline Garcia → replaced by Arantxa Rus
- Magda Linette → replaced by Greet Minnen
- Jasmine Paolini → replaced by Danka Kovinić
- Rebecca Peterson → replaced by Kaja Juvan
- Martina Trevisan → replaced by Varvara Gracheva
Doubles main draw entrants
Seeds
- Rankings are as of October 4, 2021.
Other entrants
The following pairs received wildcards into the doubles main draw:The following pair received entry using a protected ranking:
Withdrawals
;Before the tournament- Kirsten Flipkens / Hsieh Su-wei → replaced by Emina Bektas / Tara Moore
- Vivian Heisen / Kimberley Zimmermann → replaced by Vivian Heisen / Andreea Mitu
- Greet Minnen / Alison Van Uytvanck → replaced by Beatrice Gumulya / Peangtarn Plipuech
- Andreea Mitu / Lesley Pattinama Kerkhove → replaced by Anna Bondár / Dalma Gálfi