Stadium: Court 4 Round: 54 Ground: Hardcourt indoor
| Challenger Eckental | 2018/10/27 18:30 | Seraphim, Christian v Benjamin Bonzi | 6-7,4-6 |
| ITF Czech Republic F7 | 2018/10/24 14:10 | Seraphim, Christian v Petr Nouza | 6-3,3-6,4-6 |
| ITF Czech Republic F7 | 2018/10/23 09:10 | Seraphim, Christian v Bolardt, Antonin | 7-6,7-5 |
| ITF Czech Republic F7 | 2018/10/22 10:00 | Seraphim, Christian v Ricci, Alessandro | 6-1,6-1 |
| Challenger Ismaning | 2018/10/18 14:35 | Seraphim, Christian v Ugo Humbert | 3-6,4-6 |
| Challenger Ismaning | 2018/10/17 11:00 | Gianluca Mager v Seraphim, Christian | 6-7,6-7 |
| ITF Germany F15 | 2018/10/07 09:00 | Seraphim, Christian v Recek, Dominik | 6-7,6-7 |
| ITF Germany F14 | 2018/10/04 11:35 | Seraphim, Christian v Bangratz, Johannes | 4-6,4-6 |
| ITF Finland F3 | 2018/08/12 09:35 | Mayer, Patrick v Rikkonen, Roni | 6-4,6-2 |
| ITF Finland F3 | 2018/08/11 07:00 | Rikkonen, Roni v Sormunen, Jason | 6-2,6-0 |
| ITF Finland F2 Qual | 2018/08/04 07:00 | Rikkonen, Roni v Martins Rocens | 2-6,4-6 |
| ITF Finland F1 Qual | 2018/07/28 07:00 | Rikkonen, Roni v Capello, Ettore | 3-6,3-6 |
| Finlande F4, Qualifications Simples | 2017/11/12 09:40 | Ahti, Ville-Petteri v Rikkonen, Roni | 6-1,6-1 |
| Finlande F4, Qualifications Simples | 2017/11/11 08:00 | Sormunen, Jason v Rikkonen, Roni | 3-6,3-6 |
| ITF Finland F3 Qual | 2017/08/13 10:45 | Saar, Karl Kiur v Rikkonen, Roni | 6-0,6-0 |
| ITF Finland F2 Qual | 2017/08/05 09:30 | Rikkonen, Roni v Rud, Igor | 0-6,2-6 |