Stadium: Center Court Round: 54 Ground: Hardcourt outdoor
| ITF M15 Tacarigua | 2023/04/16 21:30 | Aurel Ciocanu v Stefan Frljanic | 6-2,6-4 |
| ITF M15 Monastir | 2023/03/05 08:30 | Stefan Frljanic v Aleksei Khomich | 4-6,1-6 |
| ITF M15 Monastir | 2023/02/26 08:00 | Xin Gao v Stefan Frljanic | 6-4,6-3 |
| ITF M15 Monastir | 2023/02/19 08:30 | Stefan Frljanic v Olivier Rojas | 6-7,6-4,7-10 |
| ITF M25 Monastir | 2022/04/10 10:00 | Stefan Frljanic v Marius Ruzgas | 6-3,2-6,3-10 |
| ITF M25 Monastir | 2022/03/28 13:30 | Oscar Weightman v Stefan Frljanic | 6-2,6-0 |
| ITF M25 Monastir | 2022/03/28 09:00 | Aurel Ciocanu v Stefan Frljanic | 6-7,5-7 |
| ITF M25 Monastir | 2022/03/27 09:00 | Stefan Frljanic v Qun Gao | 6-7,7-6,17-15 |
| ITF M15 Sunrise | 2023/04/11 16:00 | Leonardo Vega v Mikel Anderson | 1-6,3-6 |
| ITF M25 Montreal | 2023/03/13 21:15 | Leonardo Vega v Aristotelis Thanos | 0-6,1-6 |
| ITF M25 Wesley Chapel | 2023/01/23 14:45 | Christian Lakoseljac v Leonardo Vega | 7-5,6-2 |
| ITF M15 Ithaca | 2022/10/03 14:00 | Aman Sharma v Leonardo Vega | 7-6,6-0 |
| ITF M15 Albuquerque | 2022/09/26 15:00 | Leonardo Vega v Antonio Matteo Iaquinto | 4-6,6-7 |
| ITF M15 Lubbock | 2022/09/19 16:30 | Leonardo Vega v Isaac Nortey | 1-6,4-6 |
| ITF M15 Waco | 2022/07/04 15:00 | Hans C B Gonzalez v Leonardo Vega | 3-6,4-6 |
| International Tennis Series | 2020/07/26 14:55 | Leonardo Vega v Grigoriy Lomakin | 1-6,0-6 |