| Singles | |
|---|---|
| 2023 Challenger di Roseto degli Abruzzi | |
| Champion |  Filip Misolic |
| Runner-up |  Raphaël Collignon |
| Score | 4–6, 7–5, 7–6(8–6) |
Manuel Guinard was the defending champion [1] 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.
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)| Semifinals | Final | ||||||||||||
| 1 | Filip Misolic | 6 | 77 | ||||||||||
| 6 | Dalibor Svrčina | 3 | 63 | ||||||||||
| 1 | Filip Misolic | 4 | 7 | 78 | |||||||||
| Raphaël Collignon | 6 | 5 | 66 | ||||||||||
| Raphaël Collignon | 1 | 6 | 6 | ||||||||||
| 7 | Nicholas David Ionel | 6 | 4 | 1 | |||||||||
| First round | Second round | Quarterfinals | 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 | 64 | 3 | ||||||||||||||||||||
 M Valkusz | 5 | 2 | 5 | A Pellegrino | 77 | 6 | |||||||||||||||||||||
| 5 | A Pellegrino | 7 | 6 | 1 | F Misolic | 6 | 77 | ||||||||||||||||||||
| 3 | J Sels | 77 | 2 | 6 | 6 | D Svrčina | 3 | 63 | |||||||||||||||||||
| WC | G Ferrari | 63 | 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 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | G Onclin | 7 | 5 | 6 | |||||||||||||||||||||||
 N Serdarušić | 5 | 7 | 4 | 8 | G Onclin | 6 | 1 | 6 | |||||||||||||||||||
| WC | F Forti | 77 | 6 | WC | F Forti | 4 | 6 | 3 | |||||||||||||||||||
| WC | G Fonio | 64 | 2 | 8 | G Onclin | 7 | 4 | 2 | |||||||||||||||||||
| Alt |  I Marchenko | 77 | 2 | 2 | R Collignon | 5 | 6 | 6 | |||||||||||||||||||
| R Collignon | 65 | 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 | 4r | 7 | ND Ionel | 7 | 78 | ||||||||||||||||||||
| Q | J Berrettini | 3 | 0 | Q |  S Nagal | 5 | 66 | ||||||||||||||||||||
| Q | S Nagal | 6 | 6 | 7 | ND Ionel | 6 | 6 | ||||||||||||||||||||
| M Navone | 65 | 0 | 2 | F Agamenone | 4 | 2 | |||||||||||||||||||||
 K Feldbausch | 77 | 6 | K Feldbausch | 0 | 1 | ||||||||||||||||||||||
| Q | GM Moroni | 3 | 5 | 2 | F Agamenone | 6 | 6 | ||||||||||||||||||||
| 2 | F Agamenone | 6 | 7 | ||||||||||||||||||||||||
Scott Clayton and Adil Shamasdin were the defending champions but only Clayton chose to defend his title, partnering Liam Broady. Clayton lost in the quarterfinals to Manuel Guinard and Arthur Rinderknech.
Ivo Karlović was the defending champion but lost in the third round to Geoffrey Blancaneaux.
Kevin Krawietz and Andreas Mies were the defending champions and successfully defended their title, defeating Mate Pavić and Bruno Soares in the final, 6–3, 7–5.
Cameron Norrie defeated Alex Molčan in the final, 6–3, 6–7(3–7), 6–1 to win the singles tennis title at the 2022 ATP Lyon Open. Norrie became the first Briton to win a clay court title on the ATP Tour since 2016.
Pablo Cuevas was the defending champion but chose not to defend his title.
Daniel Altmaier was the defending champion but chose not to defend his title.
Roberto Bautista Agut defeated Filip Misolic in the final, 6–2, 6–2 to win the singles tennis title at the 2022 Generali Open Kitzbühel.
Mats Moraing was the defending champion but chose not to defend his title.
Stefano Travaglia was the defending champion but chose not to defend his title.
Dmitry Popko was the defending champion but chose not to defend his title.
Lorenzo Musetti defeated Matteo Berrettini in the final, 7–6(7–5), 6–2 to win the singles tennis title at the 2022 Napoli Cup. It was his second career ATP Tour singles title.
Matteo Arnaldi was the defending champion but chose not to defend his title.
Hubert Hurkacz defeated Benjamin Bonzi in the final, 6–3, 7–6(7–4) to win the men's singles tennis title at the 2023 Open 13. He saved a match point en route to the title, against Mikael Ymer in the quarterfinals.
Nuno Borges was the defending champion but chose not to defend his title.
Christopher O'Connell was the defending champion but lost in the semifinals to Zsombor Piros.
Franco Agamenone and Manuel Guinard were the defending champions but only Agamenone chose to defend his title, partnering Salvatore Caruso. Agamenone lost in the first round to Jacopo Berrettini and Andrea Pellegrino.
Jurij Rodionov was the defending champion but chose not to defend his title.
Thiago Monteiro was the defending champion but lost in the quarterfinals to Lukas Neumayer.
Alexei Popyrin defeated Stan Wawrinka in the final, 6–7(5–7), 6–3, 6–4 to win the singles tennis title at the 2023 Croatia Open Umag. It was his second ATP Tour singles title.
Jannik Sinner defeated the defending champion Daniil Medvedev in the final, 7–6(9–7), 4–6, 6–3 to win the singles tennis title at the 2023 Vienna Open. It was his tenth ATP Tour singles title.