| Singles | |
|---|---|
| 2023 Garden Open | |
| Champion |  Sumit Nagal |
| Runner-up |  Jesper de Jong |
| Score | 6–3, 6–2 |
Franco Agamenone was the defending champion [1] but lost in the quarterfinals to Jesper de Jong.
Sumit Nagal won the title after defeating de Jong 6–3, 6–2 in the final.
Fábián Marozsán (first round)
Franco Agamenone (quarterfinals) Mattia Bellucci (first round) Francesco Maestrelli (first round) Jelle Sels (second round) Andrea Pellegrino (withdrew)
Maximilian Neuchrist (first round)
Joris De Loore (semifinals)| Semifinals | Final | ||||||||||||
| 8 | Joris De Loore | 6 | 5 | 4 | |||||||||
| Q | Sumit Nagal | 2 | 7 | 6 | |||||||||
| Q | Sumit Nagal | 6 | 6 | ||||||||||
| Jesper de Jong | 3 | 2 | |||||||||||
| Flavio Cobolli | 5 | 3 | |||||||||||
| Jesper de Jong | 7 | 6 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | F Marozsán | 4 | 4 | ||||||||||||||||||||||||
| Q | Alexander Weis | 6 | 6 | Q | A Weis | 5 | 2 | ||||||||||||||||||||
 A Ritschard | 77 | 7 | A Ritschard | 7 | 6 | ||||||||||||||||||||||
| Alt |  N Serdarušić | 63 | 5 | A Ritschard | 7 | 1 | 4 | ||||||||||||||||||||
 N Fatić | 0r | 8 | J De Loore | 5 | 6 | 6 | |||||||||||||||||||||
| WC | Gabriele Piraino | 5 | WC | G Piraino | 78 | 1 | 4 | ||||||||||||||||||||
| M Geerts | 2 | 2 | 8 | J De Loore | 66 | 6 | 6 | ||||||||||||||||||||
| 8 | J De Loore | 6 | 6 | 8 | J De Loore | 6 | 5 | 4 | |||||||||||||||||||
| 4 | F Maestrelli | 2 | 4 | Q | S Nagal | 2 | 7 | 6 | |||||||||||||||||||
| Q | S Nagal | 6 | 6 | Q | S Nagal | 6 | 6 | ||||||||||||||||||||
 A Andreev | 0r | WC | F Tabacco | 3 | 0 | ||||||||||||||||||||||
| WC | Fausto Tabacco | 3 | Q | S Nagal | 7 | 6 | |||||||||||||||||||||
| Alt | M Houkes | 4 | 6 | 6 | Alt | M Houkes | 5 | 0 | |||||||||||||||||||
| Q |  V Vacherot | 6 | 3 | 4 | Alt | M Houkes | 6 | 77 | |||||||||||||||||||
| Alt |  FC Jianu | 5 | 3 | 5 | J Sels | 4 | 65 | ||||||||||||||||||||
| 5 | J Sels | 7 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| LL |  V Durasovic | 3 | 3 | ||||||||||||||||||||||||
| Q | F Forti | 6 | 6 | Q | F Forti | 5 | 1 | ||||||||||||||||||||
| F Cobolli | 712 | 4 | 77 | F Cobolli | 7 | 6 | |||||||||||||||||||||
 N Moreno de Alboran | 610 | 6 | 61 | F Cobolli | 7 | 7 | |||||||||||||||||||||
| WC | F Arnaboldi | 4 | 3 |  M Trungelliti | 5 | 5 | |||||||||||||||||||||
| M Trungelliti | 6 | 6 | M Trungelliti | 2 | 6 | 6 | |||||||||||||||||||||
| Q | G Fonio | 6 | 6 | Q | G Fonio | 6 | 1 | 2 | |||||||||||||||||||
| 3 | M Bellucci | 3 | 4 | F Cobolli | 5 | 3 | |||||||||||||||||||||
| 7 | M Neuchrist | 64 | 4 | J de Jong | 7 | 6 | |||||||||||||||||||||
| G Mager | 77 | 6 | G Mager | 0 | 3 | ||||||||||||||||||||||
| J de Jong | 6 | 6 | J de Jong | 6 | 6 | ||||||||||||||||||||||
 M Gengel | 3 | 2 | J de Jong | 6 | 6 | ||||||||||||||||||||||
 O Roca Batalla | 6 | 6 | 2 | F Agamenone | 3 | 4 | |||||||||||||||||||||
| LL | Miguel Damas | 1 | 1 | O Roca Batalla | 5 | 3 | |||||||||||||||||||||
| Q | S Caruso | 3 | 4 | 2 | F Agamenone | 7 | 6 | ||||||||||||||||||||
| 2 | F Agamenone | 6 | 6 | ||||||||||||||||||||||||
This was the first edition of the tournament.
Roberto Quiroz and Caio Zampieri were the defending champions but only Quiroz chose to defend his title, partnering Yannick Hanfmann. Quiroz lost in the quarterfinals to Jay Clarke and Kevin Krawietz.
Sergio Galdós and Caio Zampieri were the defending champions but only Galdós chose to defend his title, partnering Franco Agamenone. Galdós lost in the quarterfinals to Cristian Rodríguez and Rubin Statham.
Aslan Karatsev was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Jack Draper was the defending champion and successfully defended his title, defeating Alexander Ritschard 3–6, 6–3, 7–6(10–8) in the final.
This was the first edition of the tournament and the first Challenger tournament in Turin since 2011.
Hugo Nys and Jan Zieliński were the defending champions but chose not to defend their title.
Holger Rune was the defending champion but chose not to defend his title.
Tomás Martín Etcheverry was the defending champion but chose not to defend his title.
Jannik Sinner defeated the defending champion Carlos Alcaraz in the final, 6–7(5–7), 6–1, 6–1 to win the singles tennis title at the 2022 Croatia Open Umag.
Tomás Barrios Vera was the defending champion but chose not to defend his title.
Franco Agamenone was the defending champion but chose not to defend his title.
Pedro Martínez was the defending champion but lost in the first round to Kimmer Coppejans.
Thiago Monteiro was the defending champion but chose not to defend his title.
Dmitry Popko was the defending champion but chose not to defend his title.
Facundo Díaz Acosta was the defending champion but lost in the final to Juan Manuel Cerúndolo.
Guillermo Durán and Nicolás Mejía were the defending champions but chose not to defend their title.
Hugo Dellien was the defending champion but chose not to defend his title.
Hugo Dellien was the defending champion and successfully defended his title after defeating Thiago Seyboth Wild 3–6, 6–3, 6–3 in the final.