# 2020 Engie Open Andrézieux-Bouthéon 42 – Singles

Rebecca Šramková was the defending champion but lost in the quarterfinals to Natalia Vikhlyantseva.
Ysaline Bonaventure won the title, defeating Arantxa Rus in the final, 6–4, 7–6$^{(7–3)}$.

## Seeds

* Nina Stojanović (quarterfinals)
* Arantxa Rus (final)
* Margarita Gasparyan (second round, retired)
* Katarina Zavatska (second round)
* Tamara Korpatsch (first round)
* Natalia Vikhlyantseva (semifinals)
* Ysaline Bonaventure (champion)
* Anna-Lena Friedsam (quarterfinals)

## 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 | Semifinals | Final | Final | Final | Final |
| | Olga Govortsova | 7$^9$ | 5 | 6$^4$ | | | | |
| 7 | Ysaline Bonaventure | 6$^7$ | 7 | 7$^7$ | | | | |
| 7 | Ysaline Bonaventure | 6$^7$ | 7 | 7$^7$ | 7 | Ysaline Bonaventure | 6 | 7$^7$ |
| | | | | | 2 | Arantxa Rus | 4 | 6$^3$ |
| 6 | Natalia Vikhlyantseva | 4 | 5 | | 2 | Arantxa Rus | 4 | 6$^3$ |
| 2 | Arantxa Rus | 6 | 7 | | | | | |

### 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 | Semifinals |
| 1 | N Stojanović | 2 | 6 | 6 | | | | | | | | | | | | | | | |
| SE | D Radanović | 6 | 3 | 4 | 1 | N Stojanović | 6 | 4 | 6 | | | | | | | | | | |
| | R Hogenkamp | 6 | 6 | | | R Hogenkamp | 4 | 6 | 3 | | | | | | | | | | |
| Q | E Molinaro | 4 | 4 | | | | | | | 1 | N Stojanović | 3 | 2 | | | | | | |
| | I Shinikova | 6$^5$ | 2 | | | | | | | | O Govortsova | 6 | 6 | | | | | | |
| Q | J Cristian | 7$^7$ | 6 | | Q | J Cristian | 1 | 2 | | | | | | | | | | | |
| | O Govortsova | 6 | 6 | | | O Govortsova | 6 | 6 | | | | | | | | | | | |
| 5 | T Korpatsch | 4 | 4 | | | | | | | | | | | | | O Govortsova | 7$^9$ | 5 | 6$^4$ |
| 3 | M Gasparyan | 6 | 6 | | | | | | | | | | | | 7 | Y Bonaventure | 6$^7$ | 7 | 7$^7$ |
| | L Pattinama Kerkhove | 4 | 2 | | 3 | M Gasparyan | 1$^r$ | | | | | | | | | | | | |
| LL | S Shapatava | 1 | 2 | | | M Fręch | 3 | | | | | | | | | | | | |
| | M Fręch | 6 | 6 | | | | | | | | M Fręch | 6 | 3 | 6$^5$ | | | | | |
| Q | G Desperrier | 6 | 6 | | | | | | | 7 | Y Bonaventure | 2 | 6 | 7$^7$ | | | | | |
| WC | C Monnet | 4 | 1 | | Q | G Desperrier | 2 | 7$^8$ | 0 | | | | | | | | | | |
| Q | M Arcangioli | 1 | 6 | 3 | 7 | Y Bonaventure | 6 | 6$^6$ | 6 | | | | | | | | | | |
| 7 | Y Bonaventure | 6 | 0 | 6 | | | | | | | | | | | | | | | |

### 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 |
| 6 | N Vikhlyantseva | 6 | 6 | | | | | | | | | | | | | | |
| WC | T Andrianjafitrimo | 3 | 3 | | 6 | N Vikhlyantseva | 2 | 6 | 6 | | | | | | | | |
| WC | A Albié | 6 | 6 | | WC | A Albié | 6 | 1 | 0 | | | | | | | | |
| Q | C Tauson | 4 | 4 | | | | | | | 6 | N Vikhlyantseva | 6 | 6 | | | | |
| | R Šramková | 6 | 6 | | | | | | | | R Šramková | 4 | 2 | | | | |
| | C Bucșa | 3 | 3 | | | R Šramková | 6 | 6 | | | | | | | | | |
| WC | M Georges | 6$^5$ | 7$^7$ | 2 | 4 | K Zavatska | 1 | 4 | | | | | | | | | |
| 4 | K Zavatska | 7$^7$ | 6$^4$ | 6 | | | | | | | | | | 6 | N Vikhlyantseva | 4 | 5 |
| 8 | A-L Friedsam | 6 | 6 | | | | | | | | | | | 2 | A Rus | 6 | 7 |
| Q | C Perrin | 4 | 4 | | 8 | A-L Friedsam | 6 | 6 | | | | | | | | | |
| | O Dodin | 2 | 6 | 6 | | O Dodin | 4 | 4 | | | | | | | | | |
| SE | H Tan | 6 | 4 | 1 | | | | | | 8 | A-L Friedsam | 3 | 4 | | | | |
| Q | R Șerban | 6 | 6 | | | | | | | 2 | A Rus | 6 | 6 | | | | |
| Q | A Zaja | 4 | 0 | | Q | R Șerban | 1 | 0 | | | | | | | | | |
| | E-G Ruse | 6 | 1 | 1 | 2 | A Rus | 6 | 6 | | | | | | | | | |
| 2 | A Rus | 4 | 6 | 6 | | | | | | | | | | | | | |