| UTR Pro Waco | 08/23 18:05 | 28 | David Duong v Ethan Silva | 1-6,4-6 | |
| UTR Pro Waco | 08/22 20:25 | - | Luis Jose Nakamine v David Duong | 6-0,6-0 | |
| UTR Pro Waco | 08/21 21:05 | - | Nathan Chavez v David Duong | Walkover | |
| UTR Pro Waco | 08/19 21:10 | - | Louis Bowden v David Duong | 6-4,6-2 | |
| UTR Pro Waco | 08/18 22:45 | - | David Duong v Rafael De Alba | 6-7,5-7 | |
| UTR Pro Newport Beach | 07/11 23:25 | - | David Duong v Alex Jones | CANC | |
| UTR Pro Newport Beach | 07/10 23:30 | - | David Duong v Alexander Aney | Retired | |
| UTR Pro Newport Beach | 07/10 01:00 | - | Nathan Blokhin v David Duong | 6-3,6-4 | |
| UTR Pro Tuscaloosa | 06/30 15:00 | 53 | David Duong v John Patrick Popowich | CANC | |
| UTR Pro Tuscaloosa | 06/29 15:30 | 29 | David Duong v Francisco Jose Perez Esnaola | Walkover | |
| UTR Pro Tuscaloosa | 06/27 19:35 | - | David Duong v Ritesh Patil | 4-6,2-6 | |
| UTR Pro Tuscaloosa | 06/27 15:00 | - | David Duong v Andrii Zimnokh | 6-7,1-6 |