# 2023 Internazionali Femminili di Tennis Città di Caserta – Singles

Kristina Mladenovic was the defending champion but chose not to participate.
Hailey Baptiste won the title, defeating Raluca Șerban in the final, 6–3, 6–2.

## Seeds

* Kaia Kanepi (second round, retired)
* Moyuka Uchijima (second round)
* Despina Papamichail (first round)
* Nuria Brancaccio (second round)
* Séléna Janicijevic (first round)
* Raluca Șerban (final)
* Katrina Scott (second round)
* Noma Noha Akugue (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 |
| | Camilla Rosatello | 3 | 2 | | | | |
| 6 | Raluca Șerban | 6 | 6 | | | | |
| 6 | Raluca Șerban | 6 | 6 | 6 | Raluca Șerban | 3 | 2 |
| | | | | | Hailey Baptiste | 6 | 6 |
| | Hailey Baptiste | 6 | 7 | | Hailey Baptiste | 6 | 6 |
| | Anastasia Tikhonova | 4 | 5 | | | | |

### 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 | K Kanepi | 6 | 6 | | | | | | | | | | | | | | |
| | M Doi | 0 | 3 | | 1 | K Kanepi | 5 | 0$^r$ | | | | | | | | | |
| WC | A Aragosa | 4 | 4 | | WC | G Pedone | 7 | 0 | | | | | | | | | |
| WC | G Pedone | 6 | 6 | | | | | | | WC | G Pedone | 6$^3$ | 4 | | | | |
| | S Nahimana | 2 | 4 | | | | | | | | C Rosatello | 7$^7$ | 6 | | | | |
| | C Rosatello | 6 | 6 | | | C Rosatello | 6 | 6 | | | | | | | | | |
| | F Di Lorenzo | 2 | 0 | | 7 | K Scott | 3 | 3 | | | | | | | | | |
| 7 | K Scott | 6 | 6 | | | | | | | | | | | | C Rosatello | 3 | 2 |
| 3 | D Papamichail | 2 | 3 | | | | | | | | | | | 6 | R Șerban | 6 | 6 |
| Q | V Wolff | 6 | 6 | | Q | V Wolff | 6 | 4 | 6$^5$ | | | | | | | | |
| LL | C Rosca | 6 | 0 | 0 | Q | G Cé | 4 | 6 | 7$^7$ | | | | | | | | |
| Q | G Cé | 2 | 6 | 6 | | | | | | Q | G Cé | 2 | 2 | | | | |
| Q | A Piangerelli | 5 | 2 | | | | | | | 6 | R Șerban | 6 | 6 | | | | |
| WC | B Ricci | 7 | 6 | | WC | B Ricci | 2 | 2 | | | | | | | | | |
| Q | S Ambrosio | 5 | 3 | | 6 | R Șerban | 6 | 6 | | | | | | | | | |
| 6 | R Șerban | 7 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 5 | S Janicijevic | 6$^3$ | 0 | | | | | | | | | | | |
| | H Baptiste | 7$^7$ | 6 | | H Baptiste | 7 | 7 | | | | | | | |
| | A Albié | 6 | 7$^7$ | | A Albié | 5 | 5 | | | | | | | |
| | M Rouvroy | 0 | 6$^4$ | | | | | | H Baptiste | 6 | 6 | | | |
| Q | E Malõgina | 6 | 6 | | | | | Q | E Malõgina | 2 | 1 | | | |
| Q | L Pigato | 4 | 3 | Q | E Malõgina | 6 | 6 | | | | | | | |
| | A Sharma | 4 | 3 | 4 | N Brancaccio | 3 | 2 | | | | | | | |
| 4 | N Brancaccio | 6 | 6 | | | | | | | | | H Baptiste | 6 | 7 |
| 8 | N Noha Akugue | 6 | 6 | | | | | | | | | A Tikhonova | 4 | 5 |
| Q | J Ruggeri | 2 | 4 | 8 | N Noha Akugue | 1 | 4 | | | | | | | |
| | L Chirico | 6 | 6 | | L Chirico | 6 | 6 | | | | | | | |
| WC | D Chiesa | 4 | 3 | | | | | | L Chirico | 1 | 2 | | | |
| | A Tikhonova | 6 | 6 | | | | | | A Tikhonova | 6 | 6 | | | |
| | W Osuigwe | 2 | 2 | | A Tikhonova | 6 | 6 | | | | | | | |
| Q | D Spiteri | 3 | 3 | 2 | M Uchijima | 3 | 2 | | | | | | | |
| 2 | M Uchijima | 6 | 6 | | | | | | | | | | | |