| ITF Great Britain F4 | 2017/09/14 09:25 | Lucas Catarina v Simon Carr | 6-3,6-1 |
| ATP Monte Carlo | 2021/04/12 14:45 | Salvatore Caruso v Lucas Catarina | 6-7,7-6,6-3 |
| ITF M15 Monastir | 2021/03/28 08:25 | Mateus Alves v Lucas Catarina | 7-6,5-7,4-6 |
| ITF M15 Monastir | 2021/03/27 08:30 | Lucas Catarina v Colin Sinclair | 2-6,7-6,6-4 |
| ITF M15 Monastir | 2021/03/26 08:30 | Jordan Correia v Lucas Catarina | 2-6,4-6 |
| ITF M15 Monastir | 2021/03/25 08:30 | Luca Potenza v Lucas Catarina | 4-6,4-6 |
| ITF M15 Monastir | 2021/03/24 11:45 | Olivier Rojas v Lucas Catarina | 1-6,0-6 |
| Challenger Cleveland | 2021/03/17 14:00 | Yosuke Watanuki v Lucas Catarina | 6-3,5-7,6-1 |
| Challenger Cleveland | 2021/03/15 23:25 | Lucas Catarina v Mikael Torpegaard | 5-7,6-3,6-4 |
| ITF M15 New Delhi | 2021/04/03 05:00 | Oliver Crawford v Simon Carr | 6-4,6-3 |
| ITF M15 New Delhi | 2021/04/02 05:30 | Zsombor Velcz v Simon Carr | 3-6,6-2,3-6 |
| ITF M15 New Delhi | 2021/04/01 06:40 | Marco Brugnerotto v Simon Carr | 4-6,3-6 |
| ITF M15 New Delhi | 2021/03/31 05:50 | Aryan Goveas v Simon Carr | 0-6,1-6 |
| ITF M15 Pune | 2021/03/26 04:30 | Jonathan Mridha v Simon Carr | 7-5,2-6,6-1 |
| ITF M15 Pune | 2021/03/25 06:50 | Filip Bergevi v Simon Carr | 2-6,6-7 |
| ITF M15 Pune | 2021/03/24 10:00 | Dhruv Sunish v Simon Carr | 2-6,6-3,4-6 |
| ITF M15 Monastir | 2021/03/18 08:30 | Savva Polukhin v Simon Carr | 7-5,6-1 |