# 2023 Cali Open – Singles

Facundo Mena was the defending champion but chose not to defend his title.
Federico Delbonis won the title after defeating Guido Andreozzi 6–4, 6–7$^{(6–8)}$, 6–3 in the final.

## Seeds

* Alejandro Tabilo (quarterfinals)
* Román Andrés Burruchaga (first round)
* Alexis Galarneau (second round)
* Nicolás Mejía (second round)
* Santiago Rodríguez Taverna (semifinals)
* Federico Delbonis (champion)
* João Lucas Reis da Silva (first round)
* Guido Andreozzi (final)

## 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 |
| 5 | Santiago Rodríguez Taverna | 6$^3$ | 3 | | | | | |
| 6 | Federico Delbonis | 7$^7$ | 6 | | | | | |
| 6 | Federico Delbonis | 7$^7$ | 6 | 6 | Federico Delbonis | 6 | 6$^6$ | 6 |
| | | | | 8 | Guido Andreozzi | 4 | 7$^8$ | 3 |
| PR | Pedro Sakamoto | 4 | 4 | 8 | Guido Andreozzi | 4 | 7$^8$ | 3 |
| 8 | Guido Andreozzi | 6 | 6 | | | | | |

### Top half

| 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 |
| 1 | A Tabilo | 7$^{15}$ | 6 | | | | | | | | | | | | | |
| | Christian Langmo | 6$^{13}$ | 4 | 1 | A Tabilo | 6 | 6 | | | | | | | | | |
| Q | JI Londero | 6 | 6 | Q | JI Londero | 3 | 4 | | | | | | | | | |
| Q | Ignacio Monzón | 1 | 2 | | | | | 1 | A Tabilo | 6 | 3 | 6$^5$ | | | | |
| WC | Adrià Soriano Barrera | 3 | 6$^5$ | | | | | 5 | S Rodríguez Taverna | 4 | 6 | 7$^7$ | | | | |
| | N Serdarušić | 6 | 7$^7$ | | N Serdarušić | 6$^5$ | 4 | | | | | | | | | |
| | M Sasikumar | 6$^3$ | 6$^5$ | 5 | S Rodríguez Taverna | 7$^7$ | 6 | | | | | | | | | |
| 5 | S Rodríguez Taverna | 7$^7$ | 7$^7$ | | | | | | | | | | 5 | S Rodríguez Taverna | 6$^3$ | 3 |
| 4/WC | N Mejía | 6 | 6 | | | | | | | | | | 6 | F Delbonis | 7$^7$ | 6 |
| Q | Alejandro Hoyos | 2 | 1 | 4/WC | N Mejía | 2 | 2 | | | | | | | | | |
| Alt | G Heide | 6 | 6 | Alt | G Heide | 6 | 6 | | | | | | | | | |
| | MH Rehberg | 3 | 3 | | | | | Alt | G Heide | 0 | 2 | | | | | |
| | T Schoolkate | 7$^7$ | 7 | | | | | 6 | F Delbonis | 6 | 6 | | | | | |
| PR | T-S Kwiatkowski | 6$^5$ | 5 | | T Schoolkate | 6$^7$ | 1 | | | | | | | | | |
| | E Ribeiro | 2 | 3 | 6 | F Delbonis | 7$^9$ | 6 | | | | | | | | | |
| 6 | F Delbonis | 6 | 6 | | | | | | | | | | | | | |

### 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 |
| 7 | JL Reis da Silva | 3 | 6 | 3 | | | | | | | | | | | | | |
| | G Melzer | 6 | 3 | 6 | | G Melzer | 6 | 7$^7$ | | | | | | | | | |
| | A Rybakov | 4 | 6$^3$ | | Alt | O Luz | 4 | 6$^5$ | | | | | | | | | |
| Alt | O Luz | 6 | 7$^7$ | | | | | | | G Melzer | 7$^7$ | 4 | 6$^8$ | | | | |
| PR | P Sakamoto | 7 | 6 | | | | | | PR | P Sakamoto | 6$^4$ | 6 | 7$^{10}$ | | | | |
| | P Kypson | 5 | 3 | | PR | P Sakamoto | 7$^7$ | 6 | | | | | | | | | |
| Q | G Lama | 3 | 6 | 3 | 3 | A Galarneau | 6$^5$ | 2 | | | | | | | | | |
| 3 | A Galarneau | 6 | 3 | 6 | | | | | | | | | | PR | P Sakamoto | 4 | 4 |
| 8 | G Andreozzi | 6 | 6 | | | | | | | | | | | 8 | G Andreozzi | 6 | 6 |
| | B Lock | 4 | 4 | | 8 | G Andreozzi | 7$^7$ | 6 | | | | | | | | | |
| | MF Descotte | 6 | 7 | | | MF Descotte | 6$^2$ | 3 | | | | | | | | | |
| WC | Johan Alexander Rodríguez | 3 | 5 | | | | | | 8 | G Andreozzi | 6 | 6 | | | | | |
| PR | R Statham | 1$^r$ | | | | | | | Q | P Boscardin Dias | 3 | 2 | | | | | |
| Q | P Boscardin Dias | 4 | | | Q | P Boscardin Dias | 6 | 6 | | | | | | | | | |
| Q | M Soto | 6 | 6 | | Q | M Soto | 4 | 3 | | | | | | | | | |
| 2 | RA Burruchaga | 2 | 4 | | | | | | | | | | | | | | |