stadio: Court 5 Round: 54 Ground: Clay
| ITF M15 Vaasa | 2022/06/02 06:30 | Roni Mikael Hietaranta v Hazem Naw | 2-6,3-6 |
| ITF M15 Vaasa | 2022/06/01 12:35 | Vesa Ahti v Roni Mikael Hietaranta | 3-6,3-6 |
| ITF M15 Helsinki | 2021/06/02 11:50 | Roni Mikael Hietaranta v Kyrian Jacquet | 2-6,1-6 |
| ITF M15 Helsinki | 2021/06/01 07:00 | Oskar Antinheimo v Roni Mikael Hietaranta | 2-6,1-6 |
| ITF M15 Helsinki | 2021/05/31 10:00 | Otto Leikola v Roni Mikael Hietaranta | 1-6,0-6 |
| ITF M15 Kouvola | 2021/05/26 14:40 | Luca Castelnuovo v Roni Mikael Hietaranta | 6-3,4-6,6-3 |
| ITF M15 Kouvola | 2021/05/25 08:30 | Roni Mikael Hietaranta v Jussi Salmio | 6-1,6-1 |
| ITF M15 Parnu | 2020/11/04 08:00 | Mattias Siimar v Roni Mikael Hietaranta | 6-3,6-2 |
| ITF M15 Casablanca | 2022/07/10 12:00 | Youssef Kadiri Hassani v Jan Jermar | 6-7,6-7 |
| ITF M25 Poprad | 2022/06/28 07:25 | Jan Jermar v Patrik Rikl | 3-6,6-7 |
| ITF M25 Poprad | 2022/06/27 07:00 | Davud Amirov v Jan Jermar | 1-6,3-6 |
| ITF M25 Poprad | 2022/06/26 10:40 | Tomas Krcma v Jan Jermar | 4-6,2-6 |
| ITF M15 Kamen | 2022/06/20 08:00 | Maik Steiner v Jan Jermar | 6-4,6-3 |
| Challenger Ostrava | 2022/04/24 09:40 | Lucas Miedler v Jan Jermar | 6-1,6-3 |
| ITF M25 Quinta Do Lago | 2022/03/22 10:00 | Goncalo Falcao v Jan Jermar | 6-2,6-1 |
| ITF M25 Quinta Do Lago | 2022/03/21 13:30 | Pedro D L R Bueno v Jan Jermar | 1-6,2-6 |