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