Stadium: Court 15 Round: 25 Ground: Hardcourt indoor
| Challenger Trieste | 2020/08/22 09:00 | Tristan Lamasine v Riccardo Bonadio | 4-6,2-6 |
| Challenger - Pau | 2020/02/24 14:10 | Pavel Kotov v Tristan Lamasine | 2-6,7-6,6-4 |
| Bergamo, Italy | 2020/02/18 13:50 | Vanni, Luca v Tristan Lamasine | 6-3,6-4 |
| Challenger - Cherbourg | 2020/02/11 19:55 | Tristan Lamasine v Bemelmans, Ruben | 4-6,7-6,3-6 |
| Challenger - Quimper | 2020/01/28 19:50 | Vit Kopriva v Tristan Lamasine | 6-4,7-6 |
| Challenger Rennes | 2020/01/23 09:00 | Tristan Lamasine v Kyrian Jacquet | 6-2,1-6,2-6 |
| Challenger Rennes | 2020/01/21 13:35 | Tristan Lamasine v Vit Kopriva | 6-3,3-6,6-0 |
| Open d'Australie | 2020/01/14 00:00 | Lukas Rosol v Tristan Lamasine | 6-4,6-3 |
| ITF - M25 Sunderland | 2020/02/28 12:50 | Valentin Royer v Heyman, Christopher | 6-2,7-5 |
| ITF - M25 Sunderland | 2020/02/26 09:55 | George Houghton v Heyman, Christopher | 5-7,3-6 |
| Challenger - Koblenz | 2020/02/17 15:25 | Safranek, Vaclav v Heyman, Christopher | 6-4,6-2 |
| Barnstaple, Singles Qualifying M-ITF-GBR-01A | 2020/02/15 12:50 | Heyman, Christopher v Kacper Zuk | 6-7,3-6 |
| Barnstaple, Singles Qualifying M-ITF-GBR-01A | 2020/02/14 12:45 | Heyman, Christopher v Aidan Mchugh | 5-7,6-0,6-3 |
| Barnstaple, Singles Qualifying M-ITF-GBR-01A | 2020/02/13 09:55 | Jack Draper v Heyman, Christopher | 6-0,1-6,4-6 |
| Barnstaple, Singles Qualifying M-ITF-GBR-01A | 2020/02/12 11:45 | Mats Rosenkranz v Heyman, Christopher | 5-7,3-6 |
| Barnstaple, Singles Qualifying M-ITF-GBR-01A | 2020/02/11 14:15 | Hersey, Jake v Heyman, Christopher | 1-6,3-6 |