# 2023 San Luis Open Challenger – Women's singles

This was the first edition of the tournament as a part of the 2023 WTA 125 tournaments.
Elisabetta Cocciaretto won the title, defeating Sara Errani in the final, 5–7, 6–4, 7–5.

## Seeds

* Elisabetta Cocciaretto (champion)
* Tatjana Maria (quarterfinals)
* Dalma Gálfi (second round)
* Kateryna Baindl (first round)
* Kamilla Rakhimova (second round)
* Julia Grabher (first round)
* Sara Errani (final)
* Laura Pigossi (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 | Final |
| 1/WC | Elisabetta Cocciaretto | 6$^2$ | 6 | 6 | | | | | |
| | Elina Avanesyan | 7$^7$ | 1 | 2 | | | | | |
| | Elina Avanesyan | 7$^7$ | 1 | 2 | 1/WC | Elisabetta Cocciaretto | 5 | 6 | 7 |
| | | | | | 7 | Sara Errani | 7 | 4 | 5 |
| | Kaja Juvan | 6 | 4 | 2 | 7 | Sara Errani | 7 | 4 | 5 |
| 7 | Sara Errani | 1 | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1/WC | E Cocciaretto | 6 | 6 | | | | | | | | | | | | | | |
| | M Zacarías | 3 | 0 | | 1/WC | E Cocciaretto | 7$^{10}$ | 6 | | | | | | | | | |
| | P Ormaechea | 2 | 1 | | | N Podoroska | 6$^8$ | 1 | | | | | | | | | |
| | N Podoroska | 6 | 6 | | | | | | 1/WC | E Cocciaretto | 6 | 6 | | | | | |
| WC | AS Sánchez | 3 | 4 | | | | | | | T Zidanšek | 2 | 4 | | | | | |
| | T Zidanšek | 6 | 6 | | | T Zidanšek | 7$^7$ | 6 | | | | | | | | | |
| | RL Jani | 6 | 5 | 2 | 5 | K Rakhimova | 6$^3$ | 3 | | | | | | | | | |
| 5 | K Rakhimova | 3 | 7 | 6 | | | | | | | | | 1/WC | E Cocciaretto | 6$^2$ | 6 | 6 |
| 4 | K Baindl | 4 | 5 | | | | | | | | | | | E Avanesyan | 7$^7$ | 1 | 2 |
| | E Avanesyan | 6 | 7 | | | E Avanesyan | 6 | 6 | | | | | | | | | |
| | C Zhao | 6 | 5 | 5 | | R Șerban | 4 | 1 | | | | | | | | | |
| | R Șerban | 4 | 7 | 7 | | | | | | E Avanesyan | 6 | 6 | | | | | |
| Q | H Baptiste | 2 | 1 | | | | | | WC | E Arango | 2 | 2 | | | | | |
| | L Jeanjean | 6 | 6 | | | L Jeanjean | 4 | 1$^r$ | | | | | | | | | |
| WC | E Arango | 7 | 6$^4$ | 6 | WC | E Arango | 6 | 4 | | | | | | | | | |
| 6 | J Grabher | 5 | 7$^7$ | 4 | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | L Pigossi | 4 | 6 | 6 | | | | | | | | | | | | | | |
| Q | A Gámiz | 6 | 1 | 2 | 8 | L Pigossi | 6 | 6 | | | | | | | | | | |
| Q | W Osuigwe | 0 | 3 | | | K Scott | 3 | 1 | | | | | | | | | | |
| | K Scott | 6 | 6 | | | | | | 8 | L Pigossi | 6 | 3 | 4 | | | | | |
| WC | R Zarazúa | 6 | 5 | 5 | | | | | | K Juvan | 4 | 6 | 6 | | | | | |
| | K Juvan | 4 | 7 | 7 | | K Juvan | 6 | 6 | | | | | | | | | | |
| | F Contreras Gómez | 2 | 2 | | 3 | D Gálfi | 3 | 3 | | | | | | | | | | |
| 3 | D Gálfi | 6 | 6 | | | | | | | | | | | | K Juvan | 6 | 4 | 2 |
| 7 | S Errani | 6 | 6 | | | | | | | | | | | 7 | S Errani | 1 | 6 | 6 |
| | Y In-Albon | 3 | 2 | | 7 | S Errani | 6 | 6 | | | | | | | | | | |
| | D Papamichail | 1 | 6 | 4 | | A Bolsova | 2 | 2 | | | | | | | | | | |
| | A Bolsova | 6 | 3 | 6 | | | | | 7 | S Errani | 6 | 6 | | | | | | |
| Q | C Perrin | 6$^3$ | 1 | | | | | | 2 | T Maria | 2 | 1 | | | | | | |
| WC | MF Navarro Oliva | 7$^7$ | 6 | | WC | MF Navarro Oliva | 0 | 2 | | | | | | | | | | |
| | E Lys | 2 | 0 | | 2 | T Maria | 6 | 6 | | | | | | | | | | |
| 2 | T Maria | 6 | 6 | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Carole Monnet (first round)
* Hailey Baptiste (qualified)
* Whitney Osuigwe (qualified)
* Yuliana Lizarazo (first round)

### Qualifiers

* Andrea Gámiz
* Hailey Baptiste
* Whitney Osuigwe
* Conny Perrin

### Draw
#### First qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Carole Monnet | 2 | 6$^1$ | |
| | Andrea Gámiz | 6 | 7$^7$ | |

#### Second qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Hailey Baptiste | 6 | 6 | |
| | Quinn Gleason | 1 | 4 | |

#### Third qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Whitney Osuigwe | 6 | 6 | |
| | Sandra Alonso Abril | 4 | 3 | |

#### Fourth qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Yuliana Lizarazo | 1 | 5 | |
| | Conny Perrin | 6 | 7 | |