# 2023 Challenger di Roseto degli Abruzzi – Singles

Manuel Guinard was the defending champion but chose not to defend his title.
Filip Misolic won the title after defeating Raphaël Collignon 4–6, 7–5, 7–6$^{(8–6)}$ in the final.

## Seeds

* Filip Misolic (champion)
* Franco Agamenone (quarterfinals)
* Jelle Sels (second round)
* Emilio Nava (second round)
* Andrea Pellegrino (quarterfinals)
* Dalibor Svrčina (semifinals)
* Nicholas David Ionel (semifinals)
* Gauthier Onclin (quarterfinals)

## 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 | Final |
| 1 | Filip Misolic | 6 | 7$^7$ | | | | | | |
| 6 | Dalibor Svrčina | 3 | 6$^3$ | | | | | | |
| 6 | Dalibor Svrčina | 3 | 6$^3$ | | 1 | Filip Misolic | 4 | 7 | 7$^8$ |
| | | | | | | Raphaël Collignon | 6 | 5 | 6$^6$ |
| | Raphaël Collignon | 1 | 6 | 6 | | Raphaël Collignon | 6 | 5 | 6$^6$ |
| 7 | Nicholas David Ionel | 6 | 4 | 1 | | | | | |

### 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 | F Misolic | 6 | 6 | | | | | | | | | | | | | | |
| | JB Torres | 1 | 1 | | 1 | F Misolic | 7 | 6 | | | | | | | | | |
| | G Mager | 6 | 6 | | | G Mager | 5 | 2 | | | | | | | | | |
| Alt | N Milojević | 1 | 2 | | | | | | 1 | F Misolic | 6 | 4 | 6 | | | | |
| | D Added | 4 | 1 | | | | | | 5 | A Pellegrino | 1 | 6 | 4 | | | | |
| Alt | S Caruso | 6 | 6 | | Alt | S Caruso | 6$^4$ | 3 | | | | | | | | | |
| | M Valkusz | 5 | 2 | | 5 | A Pellegrino | 7$^7$ | 6 | | | | | | | | | |
| 5 | A Pellegrino | 7 | 6 | | | | | | | | | | | 1 | F Misolic | 6 | 7$^7$ |
| 3 | J Sels | 7$^7$ | 2 | 6 | | | | | | | | | | 6 | D Svrčina | 3 | 6$^3$ |
| WC | G Ferrari | 6$^3$ | 6 | 3 | 3 | J Sels | 0 | 0 | | | | | | | | | |
| | J de Jong | 2 | 6 | 7 | | J de Jong | 6 | 6 | | | | | | | | | |
| Q | Gabriele Piraino | 6 | 3 | 5 | | | | | | J de Jong | 4 | 4 | | | | | |
| | S Rodríguez Taverna | 6 | 6 | | | | | | 6 | D Svrčina | 6 | 6 | | | | | |
| Q | E Kırkın | 4 | 0 | | | S Rodríguez Taverna | 4 | 5 | | | | | | | | | |
| | K Żuk | 5 | 0 | | 6 | D Svrčina | 6 | 7 | | | | | | | | | |
| 6 | D Svrčina | 7 | 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 |
| 8 | G Onclin | 7 | 5 | 6 | | | | | | | | | | | | | | | |
| | N Serdarušić | 5 | 7 | 4 | 8 | G Onclin | 6 | 1 | 6 | | | | | | | | | | |
| WC | F Forti | 7$^7$ | 6 | | WC | F Forti | 4 | 6 | 3 | | | | | | | | | | |
| WC | G Fonio | 6$^4$ | 2 | | | | | | | 8 | G Onclin | 7 | 4 | 2 | | | | | |
| Alt | I Marchenko | 7$^7$ | 2 | 2 | | | | | | | R Collignon | 5 | 6 | 6 | | | | | |
| | R Collignon | 6$^5$ | 6 | 6 | | R Collignon | 6 | 6 | | | | | | | | | | | |
| | T Droguet | 4 | 6 | 0 | 4 | Em Nava | 3 | 2 | | | | | | | | | | | |
| 4 | Em Nava | 6 | 2 | 6 | | | | | | | | | | | | R Collignon | 1 | 6 | 6 |
| 7 | ND Ionel | 7 | 4 | | | | | | | | | | | | 7 | ND Ionel | 6 | 4 | 1 |
| Q | Edoardo Lavagno | 5 | 4$^r$ | | 7 | ND Ionel | 7 | 7$^8$ | | | | | | | | | | | |
| Q | J Berrettini | 3 | 0 | | Q | S Nagal | 5 | 6$^6$ | | | | | | | | | | | |
| Q | S Nagal | 6 | 6 | | | | | | | 7 | ND Ionel | 6 | 6 | | | | | | |
| | M Navone | 6$^5$ | 0 | | | | | | | 2 | F Agamenone | 4 | 2 | | | | | | |
| | K Feldbausch | 7$^7$ | 6 | | | K Feldbausch | 0 | 1 | | | | | | | | | | | |
| Q | GM Moroni | 3 | 5 | | 2 | F Agamenone | 6 | 6 | | | | | | | | | | | |
| 2 | F Agamenone | 6 | 7 | | | | | | | | | | | | | | | | |