| Men's singles | |
|---|---|
| 2023 Internazionali di Tennis del Friuli Venezia Giulia | |
| Champion |  Matteo Gigante |
| Runner-up |  Lukas Neumayer |
| Score | 6–0, 6–2 |
Zhang Zhizhen was the defending champion [1] but chose not to defend his title.
Matteo Gigante won the title after defeating Lukas Neumayer 6–0, 6–2 in the final.
Dennis Novak (first round) Francesco Passaro (second round) Riccardo Bonadio (semifinals) Matteo Gigante (champion)
Nicholas David Ionel (second round)
Andrea Collarini (first round, retired) Edoardo Lavagno (second round) Román Andrés Burruchaga (first round)| Semifinals | Final | ||||||||||||
| Lukas Neumayer | 6 | 715 | |||||||||||
| 3 | Riccardo Bonadio | 2 | 613 | ||||||||||
| Lukas Neumayer | 0 | 2 | |||||||||||
| 4 | Matteo Gigante | 6 | 6 | ||||||||||
| 4 | Matteo Gigante | 77 | 6 | ||||||||||
| WC | Enrico Dalla Valle | 65 | 2 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | D Novak | 2 | 2 | ||||||||||||||||||||||||
 M Martineau | 6 | 6 | M Martineau | 6 | 6 | ||||||||||||||||||||||
| M Chazal | 2 | 6 | 6 | M Chazal | 1 | 3 | |||||||||||||||||||||
 C-h Tseng | 6 | 3 | 4 | M Martineau | 6 | 4 | 0 | ||||||||||||||||||||
| WC | G Ferrari | 4 | 2 | L Neumayer | 1 | 6 | 6 | ||||||||||||||||||||
| L Neumayer | 6 | 6 | L Neumayer | 6 | 6 | ||||||||||||||||||||||
| Q | L Rottoli | 5 | 6 | 6 | Q | L Rottoli | 1 | 4 | |||||||||||||||||||
| 8 | RA Burruchaga | 7 | 3 | 3 | L Neumayer | 6 | 715 | ||||||||||||||||||||
| 3 | R Bonadio | 7 | 6 | 3 | R Bonadio | 2 | 613 | ||||||||||||||||||||
 V Vacherot | 5 | 4 | 3 | R Bonadio | 6 | 6 | |||||||||||||||||||||
| F Forti | 2 | 4 | F Maestrelli | 3 | 4 | ||||||||||||||||||||||
| F Maestrelli | 6 | 6 | 3 | R Bonadio | 7 | 6 | |||||||||||||||||||||
| Q | Fausto Tabacco | 1 | 7 | 4 |  C Sánchez Jover | 5 | 3 | ||||||||||||||||||||
| C Sánchez Jover | 6 | 5 | 6 | C Sánchez Jover | 1 | 6 | 6 | ||||||||||||||||||||
| G Fonio | 3 | 7 | 5 | 5 | ND Ionel | 6 | 0 | 2 | |||||||||||||||||||
| 5 | ND Ionel | 6 | 5 | 7 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | A Collarini | 2 | 0r | ||||||||||||||||||||||||
| Q | Federico Iannaccone | 6 | 2 | Q | F Iannaccone | 2 | 3 | ||||||||||||||||||||
| Q | Juan Bautista Otegui | 4 | 4 | H Casanova | 6 | 6 | |||||||||||||||||||||
| H Casanova | 6 | 6 | H Casanova | 1 | 62 | ||||||||||||||||||||||
| C Taberner | 6 | 1 | 4 | 4 | M Gigante | 6 | 77 | ||||||||||||||||||||
| PR |  B Rola | 2 | 6 | 6 | PR | B Rola | 5 | 2 | |||||||||||||||||||
| Alt |  V Orlov | 77 | 4 | 4 | 4 | M Gigante | 7 | 6 | |||||||||||||||||||
| 4 | M Gigante | 65 | 6 | 6 | 4 | M Gigante | 77 | 6 | |||||||||||||||||||
| 7 | Edoardo Lavagno | 6 | 4 | WC | E Dalla Valle | 65 | 2 | ||||||||||||||||||||
| WC | F Arnaboldi | 0 | 1r | 7 | E Lavagno | 6 | 2 | 1 | |||||||||||||||||||
| Q | FA Gómez | 2 | 6 | 77 | Q | FA Gómez | 4 | 6 | 6 | ||||||||||||||||||
| Q | G Villanueva | 6 | 3 | 62 | Q | FA Gómez | 3 | 1 | |||||||||||||||||||
| A López San Martín | 2 | 4 | WC | E Dalla Valle | 6 | 6 | |||||||||||||||||||||
| WC | Enrico Dalla Valle | 6 | 6 | WC | E Dalla Valle | 6 | 63 | 6 | |||||||||||||||||||
 M Vrbenský | 2 | 0 | 2 | F Passaro | 1 | 77 | 1 | ||||||||||||||||||||
| 2 | F Passaro | 6 | 6 | ||||||||||||||||||||||||
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