Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF Estonia F3 | 2018/11/06 14:00 | Paris, Joshua v Ratniuk, Maxim | 6-4,6-4 |
| ITF Estonia F2 | 2018/10/31 10:50 | Saar, Karl Kiur v Ratniuk, Maxim | 7-5,6-1 |
| ITF Estonia F2 | 2018/10/29 10:40 | Tverijonas, Aleksas v Ratniuk, Maxim | 6-4,4-6,4-6 |
| ITF Turkey F32 | 2018/10/16 07:00 | Ratniuk, Maxim v Veldheer, Mick | 6-4,4-6,4-6 |
| ITF Turkey F31 | 2018/10/09 07:00 | Katic, Dejan v Ratniuk, Maxim | 6-4,6-3 |
| ITF Russia F8 | 2018/08/29 09:25 | Boborykin, Alexander v Ratniuk, Maxim | 6-1,7-6 |
| ITF Russia F8 | 2018/08/28 11:35 | Ratniuk, Maxim v Dzhanashia, Shalva | 2-6,7-6,6-2 |
| ITF Russia F7 | 2018/08/23 07:00 | Zhurbin, Alexander v Ratniuk, Maxim | 6-2,6-4 |
| ITF - M15 Monastir | 2019/01/07 11:00 | Garcia, Mathieu v Bolotov, Sergey | 6-7,6-4,10-3 |
| ITF Greece F8 | 2018/11/12 07:30 | Jonas Trinker v Garcia, Mathieu | 6-3,7-6 |
| ITF Greece F7 | 2018/11/05 07:30 | Dimitrov, Martin v Garcia, Mathieu | 7-6,6-4 |
| ITF Greece F7 | 2018/11/04 08:00 | Garcia, Mathieu v Hiramatsu, Shinnosuke | 6-1,6-7,6-2 |
| ITF Greece F7 | 2018/11/03 10:00 | Garcia, Mathieu v Papounidis, Ioannis | 6-1,6-2 |
| ITF Greece F6 | 2018/10/30 13:30 | Garcia, Mathieu v George Loffhagen | 1-6,1-6 |
| ITF Greece F6 | 2018/10/29 07:30 | Dimitrov, Martin v Garcia, Mathieu | 4-6,1-6 |
| ITF Greece F6 | 2018/10/28 07:30 | Garcia, Mathieu v Tzicas, Charles | 7-6,6-3 |