Stadium: Court 3 Round: 27 Ground: Hardcourt indoor
| ITF - M15 Grenoble | 2021/02/11 09:25 | Martinez, Mirko v Lucas Poullain | 3-6,4-6 |
| ITF - M15 Grenoble | 2021/02/10 12:15 | Breysach , Martin v Lucas Poullain | 2-6,2-6 |
| Challenger Quimper Qual | 2021/01/31 15:50 | Lucas Poullain v Hugo Grenier | 6-2,4-6,2-6 |
| ITF - M15 Bressuire | 2021/01/21 12:20 | Matteo Martineau v Lucas Poullain | 6-4,3-6,6-2 |
| ITF - M15 Bressuire | 2021/01/20 09:30 | Lucas Poullain v Antoine Escoffier | 6-7,6-3,6-0 |
| ITF - M15 Bressuire | 2021/01/18 13:30 | Lucas Poullain v Eysseric, Jonathan | 6-4,7-5 |
| ITF - M15 Bressuire | 2021/01/18 08:30 | Lucas Poullain v Tom Schonenberg | 7-5,6-4 |
| ITF - M15 Bressuire | 2021/01/17 10:30 | Lucas Poullain v Tom Pouchoulin | 6-0,6-1 |
| ITF - M15 Grenoble | 2021/02/11 09:00 | Stouff, Vincent v Tatlot, Johan Sebastien | 4-6,3-6 |
| ITF - M15 Grenoble | 2021/02/10 12:55 | Antoine Berger v Tatlot, Johan Sebastien | 2-6,3-6 |
| UTR Pro Tennis Series Barcelona | 2021/02/04 12:00 | Canas Garcia, Juan Pablo v Tatlot, Johan Sebastien | 2-6,6-2,0-0 |
| UTR Pro Tennis Series Barcelona | 2021/02/01 10:30 | Tatlot, Johan Sebastien v Perez Sanz, David | 3-6,6-4,5-4 |
| ITF - M15 Bressuire | 2021/01/18 10:00 | Tatlot, Johan Sebastien v Pontico, Hugo | 6-2,6-1 |
| ITF - M15 Bressuire | 2021/01/17 14:00 | Tatlot, Johan Sebastien v Cayre, Paul | 6-4,6-0 |
| ITF - M15 Manacor | 2021/01/05 14:00 | Okala, Jules v Tatlot, Johan Sebastien | 6-3,6-2 |
| ITF M25 Rodez | 2020/10/12 09:55 | Tatlot, Johan Sebastien v Ugo Blanchet | 3-6,4-6 |