Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2021/03/24 10:30 | Benjamin Lock v Alex Ganchev | 6-1,6-1 |
| Challenger Potchefstroom | 2021/02/15 08:00 | Lucas Miedler v Benjamin Lock | 6-7,7-5,6-2 |
| Challenger - Potchefstroom - Calificari | 2021/02/14 10:10 | Benjamin Lock v Vaclav Safranek | 7-6,6-4 |
| Challenger Potchefstroom | 2021/02/07 12:30 | Benjamin Lock v Vaclav Safranek | 4-6,3-6 |
| UTR Pro Tennis Series - Florida | 2021/01/24 17:45 | Jordi Arconada v Benjamin Lock | 6-3,3-6,4-5 |
| UTR Pro Tennis Series - Florida | 2021/01/23 18:30 | Benjamin Lock v Sekou Bangoura | 7-6,6-2 |
| UTR Pro Tennis Series - Florida | 2021/01/21 17:00 | Benjamin Lock v Tommaso Carnevale-Miino | 6-1,6-3 |
| UTR Pro Tennis Series - Florida | 2021/01/20 20:00 | Benjamin Lock v Ronan Jachuck | 1-6,4-5 |
| ITF - M15 Monastir | 2021/03/23 08:30 | Evan Zhu v Christian Langmo | 1-6,6-3,6-7 |
| ITF - M15 Monastir | 2021/03/19 08:00 | Christian Langmo v Savva Polukhin | 6-4,4-6,4-6 |
| ITF - M15 Monastir | 2021/03/18 11:30 | Alexander Donski v Christian Langmo | 2-6,4-6 |
| ITF - M15 Monastir | 2021/03/17 11:55 | Christian Langmo v Samir Hamza Reguig | 6-0,2-6,6-3 |
| ITF - M25 Naples | 2021/02/24 16:40 | Christian Langmo v Michael Redlicki | 6-3,5-7,3-6 |
| ITF - M25 Naples | 2021/02/23 16:40 | Harris Walker v Christian Langmo | 3-6,3-6 |
| ITF - M25 Naples | 2021/02/22 16:00 | Ronan Jachuck v Christian Langmo | 6-7,3-6 |
| ITF - M25 Naples | 2021/02/17 15:00 | Daniel Dutra Da Silva v Christian Langmo | 6-0,6-4 |