Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/07/05 14:00 | Mark Mandlik v Perry Gregg | 4-6,3-6 |
| ITF M15 Monastir | 2021/07/05 09:00 | Kousuke Ogura v Mark Mandlik | 6-7,1-6 |
| ITF M15 Monastir | 2021/07/04 10:00 | Mark Mandlik v Ivan Dikenstein | 6-1,6-0 |
| ITF M15 Monastir | 2021/06/27 09:00 | Perry Gregg v Mark Mandlik | 6-4,2-6,10-5 |
| ITF M25 Wichita | 2021/06/08 16:45 | Mark Mandlik v Gabriel Diallo | 2-6,7-6,9-11 |
| ITF M25 Wichita | 2021/06/07 15:00 | Charles Broom v Mark Mandlik | 5-7,4-6 |
| ITF M25 Santo Domingo | 2021/05/31 13:00 | Mark Mandlik v Sergio Luis H Ramirez | 6-4,5-7,6-10 |
| ITF M25 Santo Domingo | 2021/05/30 15:30 | Edward Lewis v Mark Mandlik | 0-6,1-6 |
| ITF M15 Monastir | 2021/07/05 08:00 | Liova Ajavon v Shohei Chikami | 1-6,6-7 |
| ITF M25 Santo Domingo | 2021/06/06 13:00 | Liova Ajavon v Alejandro H Franco | 4-6,3-6 |
| ITF M25 Santo Domingo | 2021/05/30 13:00 | Liova Ajavon v Rowland Phillips | 4-6,3-6 |
| ITF M15 Monastir | 2021/04/28 12:05 | Savva Polukhin v Liova Ajavon | 6-1,6-0 |
| ITF M15 Monastir | 2021/04/18 15:00 | Liova Ajavon v Justin Roberts | 1-6,3-6 |
| ITF M15 Monastir | 2021/04/11 12:00 | Bruno P Navarro v Liova Ajavon | 6-3,6-1 |
| ITF M15 Monastir | 2021/04/04 10:30 | Liova Ajavon v Hazem Naw | 4-6,2-6 |
| ITF M15 Monastir | 2021/03/28 09:00 | Justin Roberts v Liova Ajavon | 4-6,6-1,10-4 |