Round: 26 Ground: Hardcourt outdoor
| Challenger Como MD | 2023/09/01 09:00 | Frantzen/Jebens v Babic/Donski | 6-7,6-3,10-3 |
| Challenger Como MD | 2023/08/31 08:30 | Liutarevich/Manafov v Babic/Donski | 4-6,4-6 |
| Challenger Como MD | 2023/08/30 08:00 | Babic/Donski v Kouzmine/Uzhylovskyi | 7-6,5-7,10-7 |
| Challenger - Prague - Doubles Hommes | 2023/08/24 12:00 | Babic/Donski v Gomez/Marcus Willis | 3-6,7-5,12-14 |
| Challenger - Prague - Doubles Hommes | 2023/08/23 11:15 | Reynolds/Sitak v Babic/Donski | 6-7,7-6,3-10 |
| Challenger Cordenons MD | 2023/08/09 11:30 | Arribage/Sanchez v Babic/Donski | 6-2,3-6,10-7 |
| Challenger San Marino MD | 2023/08/02 12:00 | Arribage/Sanchez v Babic/Donski | 6-4,6-2 |
| Challenger San Benedetto MD | 2023/07/13 15:30 | Babic/Donski v Arias/Zeballos | 4-6,2-6 |