# 2023 Salinas Challenger – Singles

Emilio Gómez was the two-time defending champion but lost in the second round to Omar Jasika.
Illya Marchenko won the title after defeating Matija Pecotić 6–4, 6–4 in the final.

## Seeds

* Emilio Gómez (second round)
* Rio Noguchi (quarterfinals)
* Giovanni Mpetshi Perricard (semifinals)
* Kaichi Uchida (second round)
* Dane Sweeny (second round)
* Abdullah Shelbayh (quarterfinals)
* Beibit Zhukayev (quarterfinals)
* Evgeny Donskoy (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 |
| Q | Matija Pecotić | 7 | 6 | | | | |
| | Altuğ Çelikbilek | 5 | 1 | | | | |
| | Altuğ Çelikbilek | 5 | 1 | Q | Matija Pecotić | 4 | 4 |
| | | | | | Illya Marchenko | 6 | 6 |
| 3 | Giovanni Mpetshi Perricard | 6$^0$ | 4 | | Illya Marchenko | 6 | 6 |
| | Illya Marchenko | 7$^7$ | 6 | | | | |

### 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 | E Gómez | 7$^7$ | 6 | | | | | | | | | | | | | | | |
| Alt | G Lama | 6$^4$ | 2 | | 1 | E Gómez | 5 | 4 | | | | | | | | | | |
| | O Jasika | 6 | 6 | | | O Jasika | 7 | 6 | | | | | | | | | | |
| | A Walton | 4 | 2 | | | | | | | | O Jasika | 3 | 5 | | | | | |
| | T Schoolkate | 5 | 6$^7$ | | | | | | | Q | M Pecotić | 6 | 7 | | | | | |
| Q | M Pecotić | 7 | 7$^9$ | | Q | M Pecotić | 7$^{10}$ | 6 | | | | | | | | | | |
| | L Tu | 4 | 6 | 2 | 5 | D Sweeny | 6$^8$ | 1 | | | | | | | | | | |
| 5 | D Sweeny | 6 | 4 | 6 | | | | | | | | | | | Q | M Pecotić | 7 | 6 |
| 4 | K Uchida | 7$^8$ | 0 | 6 | | | | | | | | | | | | A Çelikbilek | 5 | 1 |
| | Christian Langmo | 6$^6$ | 6 | 0 | 4 | K Uchida | 1 | 6 | 4 | | | | | | | | | |
| | A Çelikbilek | 6 | 6 | | | A Çelikbilek | 6 | 2 | 6 | | | | | | | | | |
| Alt | A Mayo | 4 | 2 | | | | | | | | A Çelikbilek | 7 | 1 | 6 | | | | |
| Q | M Damm | 6 | 1 | 4 | | | | | | 6 | A Shelbayh | 5 | 6 | 4 | | | | |
| | B Tomic | 3 | 6 | 6 | | B Tomic | 2 | 2 | | | | | | | | | | |
| Q | T Boyer | 6$^3$ | 7$^7$ | 4 | 6 | A Shelbayh | 6 | 6 | | | | | | | | | | |
| 6 | A Shelbayh | 7$^7$ | 6$^5$ | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | B Zhukayev | 6 | 6 | | | | | | | | | | | | | | | |
| Alt | P Boscardin Dias | 3 | 4 | | 7 | B Zhukayev | 7$^7$ | 6 | | | | | | | | | | |
| SE | P Sekulic | 7$^8$ | 6 | | SE | P Sekulic | 6$^3$ | 3 | | | | | | | | | | |
| Alt | A Cozbinov | 6$^6$ | 4 | | | | | | | 7 | B Zhukayev | 6$^9$ | 7$^8$ | 4 | | | | |
| WC | Ángel Díaz Jalil | 5 | 6$^2$ | | | | | | | 3 | G Mpetshi Perricard | 7$^{11}$ | 6$^6$ | 6 | | | | |
| | A Bolt | 7 | 7$^7$ | | | A Bolt | 6 | 4 | 6$^9$ | | | | | | | | | |
| Q | M Alves | 3 | 4 | | 3 | G Mpetshi Perricard | 3 | 6 | 7$^{11}$ | | | | | | | | | |
| 3 | G Mpetshi Perricard | 6 | 6 | | | | | | | | | | | | 3 | G Mpetshi Perricard | 6$^0$ | 4 |
| 8 | E Donskoy | 6 | 2 | 6 | | | | | | | | | | | | I Marchenko | 7$^7$ | 6 |
| WC | Á Guillén Meza | 4 | 6 | 3 | 8 | E Donskoy | 5 | 5 | | | | | | | | | | |
| | O Kumar | 6 | 3 | 4 | | I Marchenko | 7 | 7 | | | | | | | | | | |
| | I Marchenko | 3 | 6 | 6 | | | | | | | I Marchenko | 6 | 3 | 7$^7$ | | | | |
| Q | Alexander Bernard | 2 | 2 | | | | | | | 2 | R Noguchi | 3 | 6 | 6$^2$ | | | | |
| WC | A Andrade | 6 | 6 | | WC | A Andrade | 6$^3$ | 1 | | | | | | | | | | |
| Q | AD Vallejo | 4 | 5 | | 2 | R Noguchi | 7$^7$ | 6 | | | | | | | | | | |
| 2 | R Noguchi | 6 | 7 | | | | | | | | | | | | | | | |