| Nouvelle Aquitane Future Series Qual | 2023/07/06 08:45 | Emilien Morin v Carl Claesson | L | 2-1 |
| Lithuanian Int. Qual | 2023/06/08 07:20 | Christian Tomic v Carl Claesson | L | 2-1 |
| Open de Slovénie - Qualif. | 2023/05/17 08:20 | Jia Jie Tan v Carl Claesson | L | 2-0 |
| Croatian Int. Qual | 2022/09/29 09:10 | Kian-Yu Oei v Carl Claesson | L | 2-0 |
| Denmark Masters Qual | 2022/06/09 08:45 | Carl Claesson v Christian Faust Kjaer | L | 0-2 |
| Open du Luxembourg - Qualif. | 2022/05/05 07:40 | Carl Claesson v Senne Houthoofd | L | 1-2 |
| Open de Suède - Qualif. | 2022/01/20 11:20 | Carl Claesson v Jin Hong Teh | L | 0-2 |