# 2023 Tallahassee Tennis Challenger – Singles

Wu Tung-lin was the defending champion but lost in the final to Zizou Bergs.
Bergs won the title after defeating Wu 7–5, 6–2 in the final.

## Seeds

* Zhang Zhizhen (quarterfinals)
* Camilo Ugo Carabelli (first round)
* Dominik Koepfer (first round)
* Facundo Díaz Acosta (second round)
* Wu Tung-lin (final)
* Zizou Bergs (champion)
* Enzo Couacaud (semifinals)
* Rio Noguchi (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 | Semifinals | Final | Final | Final | Final |
| 6 | Zizou Bergs | 6 | 6 | | | | | |
| | Hong Seong-chan | 2 | 1 | | | | | |
| | Hong Seong-chan | 2 | 1 | | 6 | Zizou Bergs | 7 | 6 |
| | | | | | 5 | Wu Tung-lin | 5 | 2 |
| 5 | Wu Tung-lin | 4 | 6 | 7$^7$ | 5 | Wu Tung-lin | 5 | 2 |
| 7 | Enzo Couacaud | 6 | 1 | 6$^5$ | | | | |

### Top 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 |
| 1 | Zh Zhang | 6 | 6 | | | | | | | | | | | | | | |
| | N Kicker | 1 | 2 | | 1 | Zh Zhang | 6 | 6 | | | | | | | | | |
| Q | K Jacquet | 6 | 6 | | Q | K Jacquet | 3 | 1 | | | | | | | | | |
| WC | B Kuzuhara | 2 | 1 | | | | | | 1 | Zh Zhang | 3 | 5 | | | | | |
| Q | P Kypson | 6 | 7 | | | | | | 6 | Z Bergs | 6 | 7 | | | | | |
| | U Blanch | 3 | 5 | | Q | P Kypson | 2 | 2 | | | | | | | | | |
| | A Arnaboldi | 4 | 3 | | 6 | Z Bergs | 6 | 6 | | | | | | | | | |
| 6 | Z Bergs | 6 | 6 | | | | | | | | | | | 6 | Z Bergs | 6 | 6 |
| 4 | F Díaz Acosta | 6 | 6 | | | | | | | | | | | | S-c Hong | 2 | 1 |
| PR | B Fratangelo | 3 | 4 | | 4 | F Díaz Acosta | 6$^1$ | 5 | | | | | | | | | |
| | M Echargui | 6 | 2 | 6 | | M Echargui | 7$^7$ | 7 | | | | | | | | | |
| Q | FA Gómez | 1 | 6 | 4 | | | | | | M Echargui | 4 | 6 | 1 | | | | |
| PR | C Harrison | 3 | 1 | | | | | | | S-c Hong | 6 | 2 | 6 | | | | |
| | S-c Hong | 6 | 6 | | | S-c Hong | 6 | 6 | | | | | | | | | |
| | C Hemery | 4 | 2 | | 8 | R Noguchi | 1 | 4 | | | | | | | | | |
| 8 | R Noguchi | 6 | 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 | Semifinals |
| 5 | T-l Wu | 6 | 6 | | | | | | | | | | | | | | | | |
| | A Rybakov | 4 | 4 | | 5 | T-l Wu | 6 | 2 | 6 | | | | | | | | | | |
| Q | S Kirchheimer | 7$^8$ | 2 | 3 | | M Krueger | 2 | 6 | 4 | | | | | | | | | | |
| | M Krueger | 6$^6$ | 6 | 6 | | | | | | 5 | T-l Wu | 4 | 6 | 6 | | | | | |
| WC | Kyle Kang | 3 | 7$^8$ | 6 | | | | | | WC | T-S Kwiatkowski | 6 | 4 | 3 | | | | | |
| Q | C Sinclair | 6 | 6$^6$ | 4 | WC | K Kang | 4 | 4 | | | | | | | | | | | |
| WC | T-S Kwiatkowski | 3 | 6 | 6 | WC | T-S Kwiatkowski | 6 | 6 | | | | | | | | | | | |
| 3 | D Koepfer | 6 | 3 | 4 | | | | | | | | | | | 5 | T-l Wu | 4 | 6 | 7$^7$ |
| 7 | E Couacaud | 5 | 7$^7$ | 6 | | | | | | | | | | | 7 | E Couacaud | 6 | 1 | 6$^5$ |
| Q | M Damm | 7 | 6$^3$ | 2 | 7 | E Couacaud | 6 | 6 | | | | | | | | | | | |
| | N Chappell | 3 | 4 | | Alt | D Popko | 4 | 1 | | | | | | | | | | | |
| Alt | D Popko | 6 | 6 | | | | | | | 7 | E Couacaud | 7 | 7 | | | | | | |
| | M Martineau | 3 | 2 | | | | | | | | A Michelsen | 5 | 5 | | | | | | |
| PR | L Pouille | 6 | 6 | | PR | L Pouille | 3 | 5 | | | | | | | | | | | |
| | A Michelsen | 5 | 6 | 6 | | A Michelsen | 6 | 7 | | | | | | | | | | | |
| 2 | C Ugo Carabelli | 7 | 3 | 2 | | | | | | | | | | | | | | | |