| UTR Pro Tennis Series California | 2021/05/25 16:30 | Nicholas Heng v Lawee Sherif | 4-6,6-2,5-1 |
| UTR Pro Tennis Series California | 2021/05/24 19:30 | 베어드, 드루 v Nicholas Heng | 6-3,6-4 |
| UTR Pro Tennis Series Atlanta | 2021/04/18 14:30 | 브룸, 야콥 v Nicholas Heng | 6-1,5-7,0-0 |
| UTR Pro Tennis Series Atlanta | 2021/04/17 17:00 | Alex Cairo v Nicholas Heng | 6-4,3-6,1-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/16 14:00 | Nicholas Heng v 세구라, 마튜 | 6-2,1-6,5-7 |
| UTR Pro Tennis Series Atlanta | 2021/04/14 12:30 | Nicholas Heng v 그리피스, 윌리암 | 6-7,3-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/13 16:30 | Nicholas Heng v Jonny Ho | 4-6,4-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/12 12:30 | Dugo Reyes, Jose Antonio v Nicholas Heng | 0-6,6-7 |
| UTR Pro Tennis Series California | 2021/05/25 16:30 | 베어드, 드루 v 아라곤, JC | 6-4,4-6,6-7 |
| UTR Pro Tennis Series California | 2021/05/24 15:00 | Lawee Sherif v 아라곤, JC | 2-6,3-5 |
| ITF M25 Pensacola | 2021/05/19 18:45 | 아라곤, JC v 반고우라, 세코우 | 2-6,4-6 |
| Challenger Salinas 2 | 2021/04/30 15:00 | 티란트, 디아고 아구스틴 v 아라곤, JC | 6-4,4-6,6-1 |
| Challenger Salinas 2 | 2021/04/29 15:00 | 빌라누에바, 곤잘로 v 아라곤, JC | 2-6,2-6 |
| Challenger Salinas 2 | 2021/04/28 15:00 | 아라곤, JC v 쿠이로즈, 로베르토 | 6-2,6-7,6-2 |
| Challenger Salinas | 2021/04/20 17:15 | 아라곤, JC v 셀리크빌레크, 알투그 | 2-6,6-7 |
| Orlando, USA | 2021/04/12 20:35 | 담, 마르틴 v 아라곤, JC | 3-6,7-5,6-3 |