Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF - M25 Idanha-A-Nova | 2021/07/15 10:45 | Simon Carr v Alejandro Moro Canas | 4-6,6-3,6-4 |
| ITF - M25 Idanha-A-Nova | 2021/07/13 12:05 | Antoine Bellier v Simon Carr | 4-6,5-7 |
| ITF - M15 Almada | 2021/07/07 10:20 | Terence Das v Simon Carr | 3-6,1-6 |
| Cupa Davis | 2021/06/19 09:35 | Aleksandre Metreveli v Simon Carr | 2-6,2-6 |
| Cupa Davis | 2021/06/17 09:30 | Lucas Catarina v Simon Carr | 4-6,4-6 |
| Cupa Davis | 2021/06/16 09:50 | Alex Knaff v Simon Carr | 3-6,2-6 |
| ITF - M15 Bucuresti | 2021/05/25 15:55 | Alexis Gautier v Simon Carr | 6-1,6-1 |
| ITF - M25 Jablonec Nad Nisou | 2021/05/18 08:55 | Simon Carr v Patrik Rikl | 4-6,3-6 |
| ITF - M25 Idanha-A-Nova | 2021/07/15 11:30 | Garrett Johns v Anton Matusevich | 3-6,6-1,6-7 |
| ITF - M25 Idanha-A-Nova | 2021/07/13 12:15 | Thomas Fancutt v Anton Matusevich | 4-6,6-7 |
| Wimbledon | 2021/06/24 12:05 | Bernabe Zapata Miralles v Anton Matusevich | 6-2,3-6,7-6,6-7,6-3 |
| Wimbledon | 2021/06/23 12:00 | Anton Matusevich v Carlos Taberner | 6-4,6-1 |
| Wimbledon | 2021/06/22 10:00 | Anton Matusevich v William Jansen | 4-6,6-0,6-4 |
| Challenger - Nottingham | 2021/06/19 11:30 | Mackenzie McDonald v Anton Matusevich | 6-2,6-3 |
| Challenger - Nottingham | 2021/06/16 12:35 | Thomas Fabbiano v Anton Matusevich | 6-7,4-6 |
| Challenger - Nottingham | 2021/06/14 15:30 | Anton Matusevich v Mikael Ymer | 6-3,7-5 |