Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Rome | 2021/04/20 08:00 | Flavio Cobolli v Hugo Grenier | 6-1,4-6,6-2 |
| Challenger Rome | 2021/04/18 09:20 | Matteo Gigante v Hugo Grenier | 6-2,2-6,3-6 |
| Challenger Oeiras | 2021/04/07 11:05 | Manuel Guinard v Hugo Grenier | 6-4,6-1 |
| Challenger Oeiras | 2021/04/06 09:00 | Hugo Grenier v Duckhee Lee | 6-0,6-3 |
| Challenger Lugano | 2021/03/26 12:20 | Hugo Grenier v Altug Celikbilek | 6-4,4-6,3-6 |
| Challenger Lugano | 2021/03/24 15:20 | Hugo Grenier v Bernard Tomic | 6-4,4-6,7-5 |
| Challenger Lugano | 2021/03/22 15:00 | Roberto Marcora v Hugo Grenier | 4-6,6-7 |
| Challenger Biella | 2021/03/09 09:00 | Hugo Grenier v Tristan Lamasine | 4-6,2-6 |
| ATP Miami | 2021/03/22 20:40 | Go Soeda v Renzo Olivo | 3-6,4-6 |
| Challenger Cleveland | 2021/03/15 20:25 | Donald Young v Go Soeda | 6-3,6-7,7-5 |
| Challenger Istanbul | 2021/01/20 08:50 | Go Soeda v Tallon Griekspoor | 7-5,4-6,7-6 |
| Challenger Istanbul | 2021/01/18 12:05 | Go Soeda v Alejandro Tabilo | 6-3,6-3 |
| Australian Open | 2021/01/11 10:00 | Go Soeda v Maxime Cressy | 7-6,4-6,5-7 |
| French Open | 2020/09/23 11:50 | Go Soeda v Tomas Machac | 3-6,3-6 |
| French Open | 2020/09/21 12:40 | Go Soeda v Giovanni Mpetshi Perricard | 6-4,0-6,7-6 |
| US Open | 2020/09/02 00:30 | Matteo Berrettini v Go Soeda | 7-6,6-1,6-4 |