| 06/11/21 | Alex Wang | Vishal Dasani | 11-3,11-5,9-11,11-9 | |
| 06/11/21 | Hollis Robertson | Christopher Woo | 11-0,11-4,11-4 | |
| 06/11/21 | Jay Vashisht | Eli Levy | 12-10,6-11,8-11,11-8,12-10 | |
| 06/11/21 | Dawson A Lin | Alexander Pomper | 11-6,14-12,11-6 | |
| 06/11/21 | Rick Chen | Nehal R Ramlukan | 11-6,11-3,11-9 | |
| 06/11/21 | Hudson Poirier | Ronak Nagar | 11-5,11-8,11-4 | |
| 06/11/21 | David S Zhao | Shan Jolly | 11-9,11-9,10-12,11-9 | |
| 06/11/21 | Rohan Bhatia | Sean-Winston Luo | 11-6,11-4,11-3 | |
| 06/11/21 | Fotis Zafiriou | Jj Detweiler | 11-7,11-1,11-6 | |
| 06/11/21 | Charlie Taylor | William Krizek | 11-6,11-5,11-4 | |
| 06/11/21 | Emerson Wang | Sean Wu | 11-7,11-5,11-5 | |
| 06/11/21 | Rustin D Wiser | Oliver Brandes | 11-0,11-3,11-1 | |
| 06/11/21 | Christian Graziano | Marcus Ashcraft | 11-3,11-1,11-2 | |
| 06/11/21 | Nathan Cukierman | Lucas M Picheny | 11-0,11-3,11-3 | |
| 06/11/21 | Wenqing Tang | Gordon Fairborn | 11-2,11-5,11-1 | |
| 06/11/21 | Henry W. Raine | Jason Kim | 11-8,11-2,11-4 | |
| 06/12/21 | Nathan Cukierman | Henry W. Raine | 11-8,9-11,11-9,13-15,11-3 | |
| 06/12/21 | Rohan Bhatia | Fotis Zafiriou | 11-6,11-7,11-5 | |
| 06/12/21 | Wenqing Tang | Christian Graziano | 11-5,14-12,11-9 | |
| 06/12/21 | Rick Chen | Dawson A Lin | 11-6,11-4,11-9 | |
| 06/12/21 | Charlie Taylor | Emerson Wang | 11-8,11-8,11-2 | |
| 06/12/21 | Rustin D Wiser | David S Zhao | 11-9,11-7,9-11,11-1 | |
| 06/12/21 | Hollis Robertson | Jay Vashisht | 11-4,11-8,11-1 | |
| 06/12/21 | Hudson Poirier | Alex Wang | 11-7,11-5,11-8 | |
| 06/12/21 | Jason Kim | Lucas M Picheny | 11-5,11-4,9-11,12-10 | |
| 06/12/21 | Vishal Dasani | Ronak Nagar | 9-11,11-7,12-10,11-5 | |
| 06/12/21 | Sean Wu | William Krizek | 11-7,11-5,11-4 | |
| 06/12/21 | Marcus Ashcraft | Gordon Fairborn | 11-8,11-4,11-8 | |
| 06/12/21 | Sean-Winston Luo | Jj Detweiler | 11-9,11-9,11-6 | |
| 06/12/21 | Shan Jolly | Oliver Brandes | 11-3,11-2,11-5 | |
| 06/12/21 | Nehal R Ramlukan | Alexander Pomper | 12-10,13-11,15-13 | |
| 06/12/21 | Eli Levy | Christopher Woo | 11-2,11-9,11-7 | |
| 06/12/21 | Wenqing Tang | Nathan Cukierman | 11-6,13-11,11-9 | |
| 06/12/21 | Rustin D Wiser | Hudson Poirier | 11-0,11-9,11-2 | |
| 06/12/21 | Charlie Taylor | Rohan Bhatia | 12-10,11-4,3-11,11-6 | |
| 06/12/21 | Hollis Robertson | Rick Chen | 11-4,11-8,11-8 | |
| 06/12/21 | Marcus Ashcraft | Jason Kim | 11-7,11-4,11-8 | |
| 06/12/21 | Shan Jolly | Vishal Dasani | 11-5,11-1,9-11,13-11 | |
| 06/12/21 | Sean Wu | Sean-Winston Luo | 11-6,11-7,11-9 | |
| 06/12/21 | Nehal R Ramlukan | Eli Levy | 11-7,2-11,11-4,12-10 | |
| 06/12/21 | Christian Graziano | Henry W. Raine | 11-3,11-5,11-4 | |
| 06/12/21 | Dawson A Lin | Jay Vashisht | 11-7,11-9,11-4 | |
| 06/12/21 | David S Zhao | Alex Wang | 8-11,8-11,11-3,11-7,11-9 | |
| 06/12/21 | Emerson Wang | Fotis Zafiriou | 11-7,11-8,12-10 | |
| 06/12/21 | Christopher Woo | Alexander Pomper | 11-9,8-11,11-6,7-11,11-9 | |
| 06/12/21 | Jj Detweiler | William Krizek | 12-10,8-11,11-7,7-11,11-9 | |
| 06/12/21 | Ronak Nagar | Oliver Brandes | 11-6,11-6,11-8 | |
| 06/12/21 | Lucas M Picheny | Gordon Fairborn | 11-7,11-3,11-9 | |
| 06/13/21 | Wenqing Tang | Charlie Taylor | 11-8,6-11,11-9,11-3 | |
| 06/13/21 | Rustin D Wiser | Hollis Robertson | 14-12,7-11,6-11,11-5,11-9 | |
| 06/13/21 | Shan Jolly | Nehal R Ramlukan | 8-11,12-14,11-8,11-3,11-6 | |
| 06/13/21 | Sean Wu | Marcus Ashcraft | 11-5,11-7,14-12 | |
| 06/13/21 | Christian Graziano | Emerson Wang | 11-6,11-13,11-7,12-10 | |
| 06/13/21 | David S Zhao | Dawson A Lin | 11-9,6-11,9-11,11-6,11-4 | |
| 06/13/21 | Rick Chen | Hudson Poirier | 11-7,13-11,12-10 | |
| 06/13/21 | Nathan Cukierman | Rohan Bhatia | 7-11,11-4,11-6,11-3 | |
| 06/13/21 | Jj Detweiler | Lucas M Picheny | 11-6,8-11,6-11,11-6,11-9 | |
| 06/13/21 | Christopher Woo | Ronak Nagar | RE-11-3,11-9 | |
| 06/13/21 | Rustin D Wiser | Wenqing Tang | 11-8,11-6,11-6 | |
| 06/13/21 | Shan Jolly | Sean Wu | 11-8,11-9,11-5 | |
| 06/13/21 | Christian Graziano | David S Zhao | 11-8,11-9,12-10 | |
| 06/13/21 | Rick Chen | Nathan Cukierman | 11-9,11-7,11-8 | |
| 06/13/21 | Christopher Woo | Jj Detweiler | 11-5,11-8,11-7 | |
| 06/13/21 | Hollis Robertson | Charlie Taylor | 11-8,8-11,11-6,11-8 | |
| 06/13/21 | Marcus Ashcraft | Nehal R Ramlukan | 11-9,9-11,13-11,12-10 | |