# 2023 Guanajuato Open – Singles

Kamilla Rakhimova won the title, defeating Raluca Șerban in the final, 6–0, 1–6, 6–2.
Zhu Lin was the defending champion, but chose not to participate.

## Seeds

* Wang Xinyu (semifinals)
* Tatjana Maria (second round)
* Nadia Podoroska (quarterfinals)
* Kamilla Rakhimova (champion)
* Emma Navarro (first round)
* Nao Hibino (first round)
* Rebecca Peterson (withdrew)
* Aliona Bolsova (first 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 |
| | Marcela Zacarías | 6$^5$ | 6$^5$ | | | | | |
| 4 | Kamilla Rakhimova | 7$^7$ | 7$^7$ | | | | | |
| 4 | Kamilla Rakhimova | 7$^7$ | 7$^7$ | 4 | Kamilla Rakhimova | 6 | 1 | 6 |
| | | | | | Raluca Șerban | 0 | 6 | 2 |
| | Raluca Șerban | 7 | 7$^7$ | | Raluca Șerban | 0 | 6 | 2 |
| | Ashlyn Krueger | 5 | 6$^0$ | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | Xin Wang | 6 | 2 | 6 | | | | | | | | | | | | | |
| | E Avanesyan | 2 | 6 | 4 | 1 | Xin Wang | 4 | 6 | 7$^8$ | | | | | | | | |
| WC | AS Sánchez | 3 | 4 | | | D Papamichail | 6 | 4 | 6$^6$ | | | | | | | | |
| | D Papamichail | 6 | 6 | | | | | | | 1 | Xin Wang | 4 | 6$^7$ | | | | |
| | S Lamens | 6$^7$ | 2 | | | | | | | | M Zacarías | 6 | 7$^9$ | | | | |
| Q | J Mikulskytė | 7$^9$ | 6 | | Q | J Mikulskytė | 4 | 0 | | | | | | | | | |
| | M Zacarías | 7 | 7 | | | M Zacarías | 6 | 6 | | | | | | | | | |
| LL | O Tjandramulia | 5 | 5 | | | | | | | | | | | | M Zacarías | 6$^5$ | 6$^5$ |
| 4 | K Rakhimova | 7$^8$ | 7$^9$ | | | | | | | | | | | 4 | K Rakhimova | 7$^7$ | 7$^7$ |
| WC | M Portillo Ramírez | 6$^6$ | 6$^7$ | | 4 | K Rakhimova | 7 | 7$^7$ | | | | | | | | | |
| | F Contreras | 6$^2$ | 6 | 5 | | C Zhao | 5 | 6$^3$ | | | | | | | | | |
| | C Zhao | 7$^7$ | 4 | 7 | | | | | | 4 | K Rakhimova | 6 | 6 | | | | |
| | A Sharma | 7 | 6 | | | | | | | | A Sharma | 1 | 2 | | | | |
| WC | J Hinojosa Gómez | 5 | 4 | | | A Sharma | 3 | 6 | 6 | | | | | | | | |
| Q | T Ng | 6 | 7$^{11}$ | | Q | T Ng | 6 | 1 | 2 | | | | | | | | |
| 6 | N Hibino | 3 | 6$^9$ | | | | | | | | | | | | | | |

### 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 |
| 5 | E Navarro | 5 | 6$^2$ | | | | | | | | | | | | | |
| | R Șerban | 7 | 7$^7$ | | | R Șerban | 7$^7$ | 6 | | | | | | | | |
| Q | G Cé | 7 | 0 | 6 | Q | G Cé | 6$^1$ | 3 | | | | | | | | |
| Q | W Falkowska | 5 | 6 | 2 | | | | | | R Șerban | 2 | 6 | 6 | | | |
| Q | J Loeb | 3 | 3 | | | | | | 3 | N Podoroska | 6 | 3 | 4 | | | |
| | K Day | 6 | 6 | | | K Day | 5 | 2 | | | | | | | | |
| WC | R Zarazúa | 6$^4$ | 6$^4$ | | 3 | N Podoroska | 7 | 6 | | | | | | | | |
| 3 | N Podoroska | 7$^7$ | 7$^7$ | | | | | | | | | | | R Șerban | 7 | 7$^7$ |
| 8 | A Bolsova | 5 | 6 | 3 | | | | | | | | | | A Krueger | 5 | 6$^0$ |
| | A Krueger | 7 | 4 | 6 | | A Krueger | 6 | 6 | | | | | | | | |
| Q | L Glushko | 6 | 6 | | Q | L Glushko | 3 | 4 | | | | | | | | |
| Q | M Bulgaru | 2 | 4 | | | | | | | A Krueger | 6 | 4 | 7$^7$ | | | |
| | K Birrell | 4 | 6 | 6 | | | | | | K Birrell | 3 | 6 | 6$^2$ | | | |
| | J Züger | 6 | 1 | 3 | | K Birrell | 6 | 7$^7$ | | | | | | | | |
| Q | E Bektas | 3 | 5 | | 2 | T Maria | 2 | 6$^2$ | | | | | | | | |
| 2 | T Maria | 6 | 7 | | | | | | | | | | | | | |