| ITF M25 Calabasas | 2021/10/27 19:20 | 하디기안, 에릭 v 안젤, 자이미 플로이드 | 2-6,3-6 |
| ITF M25 Calabasas | 2021/10/26 20:00 | 치우, 조르단 v 하디기안, 에릭 | 2-6,6-7 |
| ITF M25 Calabasas | 2021/10/26 17:00 | 멘도자, 주렌스 조시모 v 하디기안, 에릭 | 4-6,2-6 |
| UTR Pro Tennis Series Dallas | 2021/08/07 16:00 | 하디기안, 에릭 v Ryan Ybarra | 7-6,4-6,5-6 |
| UTR Pro Tennis Series Dallas | 2021/08/06 17:30 | 하디기안, 에릭 v Takeuchi, Kento (1987) | 3-6,2-5 |
| UTR Pro Tennis Series Dallas | 2021/08/04 16:00 | 하디기안, 에릭 v 키겔, 맥 | 5-7,6-4,5-7 |
| UTR Pro Tennis Series Dallas | 2021/08/03 13:00 | 하디기안, 에릭 v Poritzky, Elijah | 6-0,6-2 |
| UTR Pro Tennis Series Dallas | 2021/08/02 19:00 | Lawrence Sciglitano v 하디기안, 에릭 | 3-6,6-7 |
| UTR Pro Tennis Series Sacramento | 2021/10/10 17:30 | Seggerman, Ryan v Tomas Kopczynski | 6-3,4-1 |
| UTR Pro Tennis Series Sacramento | 2021/10/09 18:00 | Tomas Kopczynski v 보로스, 메이트 | 6-3,6-6 |
| UTR Pro Tennis Series Sacramento | 2021/10/08 18:00 | Tomas Kopczynski v Liam Oliver Toroman | 7-6,5-1 |
| UTR Pro Tennis Series Sacramento | 2021/10/07 19:30 | Tomas Kopczynski v Lucca Liu | 2-6,4-5 |
| UTR Pro Tennis Series Sacramento | 2021/10/06 23:30 | Emon Van Loben Sels v Tomas Kopczynski | 6-7,1-5 |