W25 Potchefstroom 2021
Nuria Parrizas Diaz won the title, beating Anna Bondar 6–1 4–6 6–2 in the final.
Main draw 32 players
- 1🇳🇱Lesley Pattinama KerkhoveSemifinals · Lost to Anna Bondar
- 2🇷🇺Marina MelnikovaRound of 32 · Lost to Jodie Burrage
- 3🇳🇱Bibiane SchoofsRound of 16 · Lost to Zoe Kruger
- 4🇭🇺Reka Luca JaniQuarterfinals · Lost to Nuria Parrizas Diaz
- 5🇪🇸Eva Guerrero AlvarezQuarterfinals · Lost to Lesley Pattinama Kerkhove
- 6🇪🇸Nuria Parrizas DiazFinal · Champion
- 7🇷🇺Anastasia GasanovaRound of 16 · Lost to Carolina Alves
- 8🇷🇺Victoria KanRound of 32 · Lost to Anna Bondar
- 🇭🇺Anna Bondar#74Final · Lost to Nuria Parrizas Diaz
- 🇬🇧Jodie BurrageSemifinals · Lost to Nuria Parrizas Diaz
- Q🇧🇷Carolina AlvesQuarterfinals · Lost to Jodie Burrage
- WC🇿🇦Zoe KrugerQuarterfinals · Lost to Anna Bondar
- Q🇷🇺Ekaterina MakarovaRound of 16 · Lost to Jodie Burrage
- 🇧🇷Gabriela CeRound of 16 · Lost to Anna Bondar
- Q🇿🇦Isabella KrugerRound of 16 · Lost to Reka Luca Jani
- 🇨🇿Jesika MaleckovaRound of 16 · Lost to Eva Guerrero Alvarez
- Q🇨🇭Joanne ZugerRound of 16 · Lost to Nuria Parrizas Diaz
- WCBDISada NahimanaRound of 16 · Lost to Lesley Pattinama Kerkhove
- 🇷🇺Anastasia Zakharova#107Round of 32 · Lost to Ekaterina Makarova
- Q🇧🇷Beatriz Haddad MaiaRound of 32 · Lost to Carolina Alves
- SR🇨🇦Carol ZhaoRound of 32 · Lost to Zoe Kruger
- 🇿🇦Chanel SimmondsRound of 32 · Lost to Eva Guerrero Alvarez
- 🇷🇸Dejana RadanovicRound of 32 · Lost to Sada Nahimana
- WC🇿🇦Delien KleinhansRound of 32 · Lost to Bibiane Schoofs
- Q🇧🇪Eliessa VanlangendonckRound of 32 · Lost to Reka Luca Jani
- 🇷🇴Irina FetecauRound of 32 · Lost to Jesika Maleckova
- LIEKathinka Von DeichmannRound of 32 · Lost to Gabriela Ce
- Q🇷🇺Ksenia LaskutovaRound of 32 · Lost to Joanne Zuger
- SR🇨🇿Miriam KolodziejovaRound of 32 · Lost to Lesley Pattinama Kerkhove
- 🇸🇪Mirjam BjorklundRound of 32 · Lost to Nuria Parrizas Diaz
- Q🇪🇬Sandra SamirRound of 32 · Lost to Anastasia Gasanova
- WC🇿🇦Suzanie PretoriusRound of 32 · Lost to Isabella Kruger