# 2022 Tunis Open – Singles

Pablo Cuevas was the defending champion but chose not to participate.
Roberto Carballés Baena won the title after defeating Gijs Brouwer 6–1, 6–1 in the final.

## Seeds

* Jordan Thompson (second round)
* Roberto Carballés Baena (champion)
* Javier Barranco Cosano (first round)
* Frederico Ferreira Silva (quarterfinals)
* Jelle Sels (second round)
* Nicola Kuhn (quarterfinals)
* Zhang Zhizhen (semifinals)
* Kimmer Coppejans (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 |
| | Filip Misolic | 2 | 2 | | | | |
| | Gijs Brouwer | 6 | 6 | | | | |
| | Gijs Brouwer | 6 | 6 | | Gijs Brouwer | 1 | 1 |
| | | | | 2 | Roberto Carballés Baena | 6 | 6 |
| 7 | Zhang Zhizhen | 2 | 1 | 2 | Roberto Carballés Baena | 6 | 6 |
| 2 | Roberto Carballés Baena | 6 | 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 | Semifinals | Semifinals | Semifinals |
| 1 | J Thompson | 6 | 6 | | | | | | | | | | | | | |
| Q | R Bertola | 1 | 4 | | 1 | J Thompson | 7$^7$ | 6$^7$ | 1 | | | | | | | |
| | L Miedler | 2 | 6 | 1 | | F Misolic | 6$^5$ | 7$^9$ | 6 | | | | | | | |
| | F Misolic | 6 | 3 | 6 | | | | | | | F Misolic | 6 | 6 | | | |
| Alt | P Krstin | 4 | 0 | | | | | | | 6 | N Kuhn | 3 | 4 | | | |
| | D Michalski | 6 | 6 | | | D Michalski | 2 | 6$^1$ | | | | | | | | |
| Alt | C Hemery | 4 | 1 | | 6 | N Kuhn | 6 | 7$^7$ | | | | | | | | |
| 6 | N Kuhn | 6 | 6 | | | | | | | | | | | F Misolic | 2 | 2 |
| 3 | J Barranco Cosano | 4 | 5 | | | | | | | | | | | G Brouwer | 6 | 6 |
| | M Janvier | 6 | 7 | | | M Janvier | 4 | 6$^2$ | | | | | | | | |
| | G Brouwer | 7$^7$ | 6 | | | G Brouwer | 6 | 7$^7$ | | | | | | | | |
| Q | A Šetkić | 6$^3$ | 3 | | | | | | | | G Brouwer | 6 | 6 | | | |
| | O Roca Batalla | 6 | 6 | | | | | | | | O Roca Batalla | 4 | 3 | | | |
| Q | F Gill | 1 | 4 | | | O Roca Batalla | 7 | 7$^7$ | | | | | | | | |
| Q | A Erler | 7$^7$ | 7$^7$ | | Q | A Erler | 5 | 6$^2$ | | | | | | | | |
| 8 | K Coppejans | 6$^5$ | 6$^1$ | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | Zh Zhang | 6 | 6 | | | | | | | | | | | | | | |
| | R Bemelmans | 3 | 1 | | 7 | Zh Zhang | 6 | 7 | | | | | | | | | |
| | N Sánchez Izquierdo | 6 | 2 | 7 | | N Sánchez Izquierdo | 3 | 5 | | | | | | | | | |
| | A Vatutin | 3 | 6 | 5 | | | | | | 7 | Zh Zhang | 7 | 6 | | | | |
| Q | Miguel Damas | 4 | 2 | | | | | | | 4 | F Ferreira Silva | 5 | 3 | | | | |
| Q | C Sánchez Jover | 6 | 6 | | Q | C Sánchez Jover | 3 | 6$^6$ | | | | | | | | | |
| WC | S Mansouri | 4 | 2 | | 4 | F Ferreira Silva | 6 | 7$^8$ | | | | | | | | | |
| 4 | F Ferreira Silva | 6 | 6 | | | | | | | | | | | 7 | Zh Zhang | 2 | 1 |
| 5 | J Sels | 4 | 6 | 6 | | | | | | | | | | 2 | R Carballés Baena | 6 | 6 |
| Alt | M Jaziri | 6 | 2 | 1 | 5 | J Sels | 1 | 6 | 3 | | | | | | | | |
| Alt | M Geerts | 2 | 6 | 6 | Alt | M Geerts | 6 | 4 | 6 | | | | | | | | |
| WC | A Ouakaa | 6 | 4 | 1 | | | | | | Alt | M Geerts | 5 | 1 | | | | |
| WC | M Echargui | 1 | 5 | | | | | | | 2 | R Carballés Baena | 7 | 6 | | | | |
| | Eduard Esteve Lobato | 6 | 7 | | | E Esteve Lobato | 1 | 1 | | | | | | | | | |
| | R Brancaccio | 7$^7$ | 0 | 1 | 2 | R Carballés Baena | 6 | 6 | | | | | | | | | |
| 2 | R Carballés Baena | 6$^5$ | 6 | 6 | | | | | | | | | | | | | |