title: 2021 Engie Open Andrézieux-Bouthéon 42 – Singles
text: # 2021 Engie Open Andrézieux-Bouthéon 42 – Singles
  
  Ysaline Bonaventure was the defending champion, but chose not to participate.
  
  Harmony Tan won the title, defeating Jaqueline Cristian in the final, 3–6, 6–2, 6–1.
  
  ## Seeds
  
  * Océane Dodin (second round)
  * Anna-Lena Friedsam (quarterfinals)
  * Stefanie Vögele (second round)
  * Katarina Zavatska (quarterfinals)
  * Tereza Martincová (second round)
  * Tamara Korpatsch (first round)
  * Viktoriya Tomova (second round)
  * Clara Tauson (second round)
  
  ## Draw
  
  ### Key
  
  * Q = Qualifier
  * WC = Wild card
  * LL = Lucky loser
  * Alt = Alternate
  * SE = Special exempt
  * PR = Protected ranking
  * ITF = ITF entry
  * JE = Junior exempt
  * w/o = Walkover
  * r = Retired
  * d = Defaulted
  * SR = Special ranking
  
  ### Finals
  
  | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - | - |
  | Q | Urszula Radwańska | 3 | 1 | | | | | |
  | | Jaqueline Cristian | 6 | 6 | | | | | |
  | | Jaqueline Cristian | 6 | 6 | | Jaqueline Cristian | 6 | 2 | 1 |
  | | | | | WC | Harmony Tan | 3 | 6 | 6 |
  | WC | Harmony Tan | 6 | 6 | WC | Harmony Tan | 3 | 6 | 6 |
  | Q | Kathinka von Deichmann | 1 | 0 | | | | | |
  
  ### Top half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | O Dodin | 6 | 6 | | | | | | | | | | | | | | | |
  | Q | S Bandecchi | 3 | 3 | | 1 | O Dodin | 3 | 4 | | | | | | | | | | |
  | | L Pattinama Kerkhove | $6^3$ | 6 | 4 | Q | U Radwańska | 6 | 6 | | | | | | | | | | |
  | Q | U Radwańska | $7^7$ | 2 | 6 | | | | | | Q | U Radwańska | 6 | 6 | | | | | |
  | Q | S Djoubri | 3 | 1 | | | | | | | | L Küng | 4 | 1 | | | | | |
  | | C Bucșa | 6 | 6 | | | C Bucșa | 1 | 4 | | | | | | | | | | |
  | | L Küng | 6 | 7 | | | L Küng | 6 | 6 | | | | | | | | | | |
  | 6 | T Korpatsch | 2 | 5 | | | | | | | | | | | | Q | U Radwańska | 3 | 1 |
  | 3 | S Vögele | 6 | 5 | 6 | | | | | | | | | | | | J Cristian | 6 | 6 |
  | Q | D Marcinkēviča | 4 | 7 | 2 | 3 | S Vögele | $6^6$ | 2 | | | | | | | | | | |
  | | LI Paar | 6 | 6 | | | LI Paar | $7^8$ | 6 | | | | | | | | | | |
  | | Ç Büyükakçay | 3 | 4 | | | | | | | | LI Paar | 6 | 2 | 1 | | | | |
  | | J Cristian | 5 | 6 | 6 | | | | | | | J Cristian | 1 | 6 | 6 | | | | |
  | WC | D Parry | 7 | 4 | 2 | | J Cristian | 2 | $7^7$ | 6 | | | | | | | | | |
  | WC | E Jacquemot | 4 | $6^0$ | | 8 | C Tauson | 6 | $6^4$ | 3 | | | | | | | | | |
  | 8 | C Tauson | 6 | $7^7$ | | | | | | | | | | | | | | | |
  
  ### Bottom half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 5 | T Martincová | 5 | 6 | 6 | | | | | | | | | | | | | |
  | Q | F Di Sarra | 7 | 4 | 0 | 5 | T Martincová | 4 | $6^7$ | | | | | | | | | |
  | Q | G Desperrier | 3 | 1 | | WC | H Tan | 6 | $7^9$ | | | | | | | | | |
  | WC | H Tan | 6 | 6 | | | | | | | WC | H Tan | 6 | 6 | | | | |
  | PR | Jia Lu | $6^5$ | 4 | | | | | | | 4 | K Zavatska | 0 | 1 | | | | |
  | JE | V Jiménez Kasintseva | $7^7$ | 6 | | JE | V Jiménez Kasintseva | 1 | 6 | 2 | | | | | | | | |
  | | G Gatto-Monticone | 4 | 1 | | 4 | K Zavatska | 6 | 3 | 6 | | | | | | | | |
  | 4 | K Zavatska | 6 | 6 | | | | | | | | | | | WC | H Tan | 6 | 6 |
  | 7 | V Tomova | 6 | 6 | | | | | | | | | | | Q | K von Deichmann | 1 | 0 |
  | WC | A Hesse | 3 | 2 | | 7 | V Tomova | 0 | 4 | | | | | | | | | |
  | Q | K von Deichmann | 6 | 6 | | Q | K von Deichmann | 6 | 6 | | | | | | | | | |
  | | X You | 4 | 4 | | | | | | | Q | K von Deichmann | 7 | 6 | | | | |
  | | M Di Giuseppe | 4 | 4 | | | | | | | 2 | A-L Friedsam | 5 | 4 | | | | |
  | Q | R Šramková | 6 | 6 | | Q | R Šramková | 3 | 1 | | | | | | | | | |
  | | I de Vroome | 3 | 7 | 2 | 2 | A-L Friedsam | 6 | 6 | | | | | | | | | |
  | 2 | A-L Friedsam | 6 | 5 | 6 | | | | | | | | | | | | | |
  