Stadium: Court 3 Round: 54 Ground: Hardcourt indoor
| ITF Austria F4 Qual | 2018/07/21 07:30 | Johan Claesson v Andrej Popovic | 6-7,2-6 |
| ITF Austria F2 | 2018/07/07 07:15 | Johan Claesson v Carlo Alberto Fossati | 2-6,4-6 |
| ITF Austria F1 | 2018/06/30 11:00 | Arturs Lazdins v Johan Claesson | 6-1,6-2 |
| ITF Sweden F2 Qual | 2018/05/12 10:30 | Eric Ahren Moonga v Johan Claesson | 6-2,6-3 |
| ITF Sweden F1 Qual | 2018/05/06 08:00 | Patrick Mayer v Johan Claesson | 6-4,6-4 |
| ITF Sweden F1 Qual | 2018/05/05 08:00 | Jakob Arvidsson Ehn v Johan Claesson | 0-6,3-6 |
| ITF Sweden F4 Qual | 2017/09/30 08:00 | Patrik Brydolf v Johan Claesson | 6-4,6-3 |
| ITF Sweden F3 | 2017/09/23 08:00 | Kristjan Tamm v Johan Claesson | 6-2,6-3 |