| Challenger Sophia Antipolis | 04/04 19:30 | 26 | [50] Pierre-H. Herbert v Gianluca Mager [179] | 6-7,5-7 | |
| Challenger Sophia Antipolis | 04/03 16:50 | 25 | [271] Calvin Hemery v Gianluca Mager [179] | Retired | |
| Challenger Marbella | 03/29 10:00 | 27 | [188] Gianluca Mager v Pablo Andujar [88] | 3-6,2-6 | |
| Challenger Marbella | 03/28 12:45 | 26 | [188] Gianluca Mager v Filippo Baldi [162] | 6-4,6-2 | |
| Challenger Marbella | 03/27 15:30 | 25 | [142] Facundo Bagnis v Gianluca Mager [188] | 6-2,4-6,0-6 | |
| Challenger Marbella | 03/25 16:55 | 24 | [233] Joao Domingues v Gianluca Mager [188] | 5-7,7-6,2-6 | |
| Challenger Jokohama | 03/01 04:05 | 27 | [197] Gianluca Mager v Oscar Otte [156] | 2-6,4-6 | |
| Challenger Jokohama | 02/28 06:35 | 26 | [199] Go Soeda v Gianluca Mager [197] | 6-3,5-7,5-7 | |
| Challenger Jokohama | 02/27 06:10 | 25 | [464] Chun Hsin Tseng v Gianluca Mager [197] | 6-7,6-7 | |
| Challenger Bangkok 1A | 02/22 04:00 | 27 | [210] James Duckworth v Gianluca Mager [213] | Retired | |
| Challenger Bangkok 1A | 02/21 03:00 | 26 | [213] Gianluca Mager v Ze Zhang [208] | 6-2,6-7,6-4 | |
| Challenger Bangkok 1A | 02/19 03:00 | 25 | [213] Gianluca Mager v Yunseong Chung [280] | 6-4,6-4 | |
| Challenger Bangkok | 02/14 06:30 | 26 | [266] JC Aragone v Gianluca Mager [215] | Retired | |
| Challenger Bangkok | 02/12 09:15 | 25 | [243] Enrique Lopez-Perez v Gianluca Mager [215] | 5-7,3-6 | |
| Challenger Chennai | 02/07 05:00 | 26 | [222] Gianluca Mager v Andrew Harris [347] | 6-7,6-7 | |
| Challenger Chennai | 02/06 04:30 | 25 | [222] Gianluca Mager v Collin Altamirano [296] | 6-3,6-1 | |
| Challenger Koblenz | 01/20 13:00 | 29 | [275] Gianluca Mager v Roberto Ortega-Olmedo [323] | 2-6,7-6,6-2 | |
| Challenger Koblenz | 01/19 14:00 | 28 | [233] Tallon Griekspoor v Gianluca Mager [275] | 3-6,6-2,4-6 | |
| Challenger Koblenz | 01/18 15:55 | 27 | [175] Alexey Vatutin v Gianluca Mager [275] | Retired | |
| Challenger Koblenz | 01/17 10:00 | 26 | [217] Filip Horanský v Gianluca Mager [275] | 6-7,3-6 | |
| Challenger Koblenz | 01/16 09:00 | 25 | [275] Gianluca Mager v James Ward [187] | 2-6,6-4,6-4 | |
| Challenger Koblenz | 01/14 14:55 | 24 | Gianluca Mager v Peter Heller | 6-4,6-4 | |
| Challenger Columbus | 01/08 22:30 | 25 | [270] Gianluca Mager v Jeffrey John Wolf [366] | 6-4,3-6,5-7 | |
| Challenger Orlando | 12/31 17:15 | 24 | [301] Alexander Sarkissian v Gianluca Mager [270] | 6-0,3-6,6-3 | |
| Challenger Andria | 11/20 13:40 | 25 | [244] Kevin Krawietz v Gianluca Mager [290] | 7-6,7-6 | |
| Challenger Ismaning | 10/17 11:00 | 25 | Gianluca Mager v Christian Seraphim | 6-7,6-7 | |
| Challenger Florence | 10/04 11:30 | 26 | [117] Pablo Andujar v Gianluca Mager [297] | 6-2,6-4 | |
| Challenger Florence | 10/02 15:45 | 25 | [297] Gianluca Mager v Alexey Vatutin [178] | 6-7,6-4,6-2 | |
| Challenger Florence | 10/01 08:30 | 54 | [346] Nicola Kuhn v Gianluca Mager [297] | Retired | |
| Challenger Florence | 09/30 14:25 | 46 | [471] Geoffrey Blancaneaux v Gianluca Mager [297] | 1-6,6-7 |
Wikipedia - Gianluca Mager
Gianluca Mager (born 1 December 1994) is an Italian tennis player. He has a career-high ATP singles ranking of No. 66 achieved on 13 September 2021. He also has a career high ATP doubles ranking of No. 310 achieved on 10 June 2019.