Stadium: Court 5 N Round: 54 Ground: Hardcourt outdoor
| ITF M25 Champaign | 2021/07/26 15:00 | Nathan Ponwith v Ozan Baris | 7-6,6-2 |
| ITF M15 Edwardsville | 2021/07/21 21:50 | William Griffith v Nathan Ponwith | 7-5,6-4 |
| ITF M15 Champaign | 2021/06/23 15:00 | Jason Kubler v Nathan Ponwith | 7-5,6-1 |
| ITF M15 Champaign | 2021/06/22 15:00 | Nathan Ponwith v Michael Zheng | 6-3,6-1 |
| ITF M15 Champaign | 2021/06/21 15:00 | Nathan Ponwith v Hunter Heck | 6-1,6-3 |
| ITF M25 Tulsa | 2021/06/16 14:00 | Nathan Ponwith v Sam Riffice | 5-7,4-6 |
| ITF M25 Tulsa | 2021/06/15 16:30 | Nathan Ponwith v Axel Nefve | 6-4,6-4 |
| ITF M25 Tulsa | 2021/06/14 18:00 | Nathan Ponwith v Joshua Sheehy | 6-3,6-4 |
| ITF M25 Champaign | 2021/07/26 15:00 | Jibril Nettles v Kiranpal Pannu | 6-0,6-1 |
| ITF M15 Edwardsville | 2021/07/21 14:00 | Igor Marcondes v Jibril Nettles | 6-3,6-1 |
| ITF M15 Edwardsville | 2021/07/20 14:30 | Kalman Boyd v Jibril Nettles | 6-3,4-6,5-10 |
| ITF M15 Edwardsville | 2021/07/19 15:00 | Jibril Nettles v Axel Nefve | 3-6,6-3,10-3 |