| Singles | |
|---|---|
| 2021 Engie Open Saint-Gaudens Occitanie | |
| Champion |  Clara Burel |
| Runner-up |  Alexandra Dulgheru |
| Final score | 6–2, 1–6, 6–2 |
Anna Kalinskaya was the defending champion having won the previous edition in 2019 [1] , but chose not to participate.
Clara Burel won the title, defeating Alexandra Dulgheru in the final, 6–2, 1–6, 6–2.
Viktorija Golubic (Semifinals) Océane Dodin (First round)
Kristína Kučová (Quarterfinals)
Kurumi Nara (Quarterfinals)
Barbara Haas (Quarterfinals) Harmony Tan (Withdrew) Clara Burel (Champion)
Cristina Bucșa (First round) Elena-Gabriela Ruse (Second round)| Semifinals | Final | ||||||||||||
| 1 | Viktorija Golubic | 5 | 0 | ||||||||||
| PR | Alexandra Dulgheru | 7 | 6 | ||||||||||
| PR | Alexandra Dulgheru | 2 | 6 | 2 | |||||||||
| 7 | Clara Burel | 6 | 1 | 6 | |||||||||
| 7 | Clara Burel | 6 | 66 | 6 | |||||||||
| Q |  Anna Bondár | 3 | 78 | 3 | |||||||||
| First Round | Second Round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | V Golubic | 6 | 6 | ||||||||||||||||||||||||
| Q |  T Morderger | 4 | 4 | 1 | V Golubic | 6 | 6 | ||||||||||||||||||||
 I Shinikova | 3 | 5 | Q | L Boisson | 2 | 4 | |||||||||||||||||||||
| Q | L Boisson | 6 | 7 | 1 | V Golubic | 62 | 6 | 6 | |||||||||||||||||||
| Q | A Ramé | 3 | 1 |  B Haddad Maia | 77 | 4 | 2 | ||||||||||||||||||||
| Q | D Parry | 6 | 6 | Q | D Parry | ||||||||||||||||||||||
| B Haddad Maia | 6 | 6 | B Haddad Maia | w/o | |||||||||||||||||||||||
| 8 | C Bucșa | 0 | 2 | 1 | V Golubic | 5 | 0 | ||||||||||||||||||||
| 3 | K Kučová | 6 | 6 | PR | A Dulgheru | 7 | 6 | ||||||||||||||||||||
| Q | T Andrianjafitrimo | 3 | 2 | 3 | K Kučová | 6 | 6 | ||||||||||||||||||||
| JE | E Jacquemot | 5 | 3 | LL |  K Zimmermann | 2 | 4 | ||||||||||||||||||||
| LL | K Zimmermann | 7 | 6 | 3 | K Kučová | 5 | 4 | ||||||||||||||||||||
| PR | A Dulgheru | 6 | 0 | PR | A Dulgheru | 7 | 6 | ||||||||||||||||||||
| LI Paar | 0 | 0r | PR | A Dulgheru | 6 | 6 | |||||||||||||||||||||
| WC | A Droguet | 0 | 710 | 3 | 9 | E-G Ruse | 3 | 4 | |||||||||||||||||||
| 9 | E-G Ruse | 6 | 68 | 6 | |||||||||||||||||||||||
| First Round | Second Round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | C Burel | 7 | 3 | 6 | |||||||||||||||||||||||
 M Bolkvadze | 5 | 6 | 4 | 7 | C Burel | 66 | 77 | 6 | |||||||||||||||||||
| Q | M Yerolymos | 6 | 2 | 6 | Q | M Yerolymos | 78 | 60 | 4 | ||||||||||||||||||
 M Di Giuseppe | 2 | 6 | 3 | 7 | C Burel | 7 | 6 | ||||||||||||||||||||
 D Aiava | 6 | 6 | 4 | K Nara | 5 | 2 | |||||||||||||||||||||
| WC | M Gutiérrez Carrasco | 3 | 2 | D Aiava | 6 | 3 | 66 | ||||||||||||||||||||
 E-s Liang | 711 | 2 | 65 | 4 | K Nara | 4 | 6 | 78 | |||||||||||||||||||
| 4 | K Nara | 69 | 6 | 77 | 7 | C Burel | 6 | 66 | 6 | ||||||||||||||||||
| 5 | B Haas | 77 | 6 | Q | A Bondár | 3 | 78 | 3 | |||||||||||||||||||
| WC | S Janicijevic | 62 | 1 | 5 | B Haas | 6 | 6 | ||||||||||||||||||||
| WC | O Babel | 3 | 3 | J Grabher | 4 | 2 | |||||||||||||||||||||
| J Grabher | 6 | 6 | 5 | B Haas | 1 | 77 | 3 | ||||||||||||||||||||
| Q | A Bondár | 6 | 6 | Q | A Bondár | 6 | 64 | 6 | |||||||||||||||||||
| Q | K Gerlach | 3 | 3 | Q | A Bondár | 6 | 3 | 7 | |||||||||||||||||||
| C Paquet | 7 | 7 | C Paquet | 2 | 6 | 5 | |||||||||||||||||||||
| 2 | O Dodin | 5 | 5 | ||||||||||||||||||||||||
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