Stadium: Court 8 Round: 26 Ground: Clay
| ITF M15 Monastir | 2019/01/16 09:00 | Constantin Schmitz v Maksim Tikhomirov | 6-3,6-2 |
| ITF M15 Monastir | 2019/01/14 12:00 | Constantin Schmitz v Mattia Bellucci | 6-2,6-0 |
| ITF M15 Monastir | 2019/01/14 08:00 | Constantin Schmitz v Mathieu Garcia | 6-1,6-2 |
| ITF Qatar F6 | 2018/12/20 12:00 | Constantin Schmitz v Lorenzo Frigerio | 3-6,1-6 |
| ITF Qatar F6 | 2018/12/18 08:55 | Goncalo Oliveira v Constantin Schmitz | 4-6,3-6 |
| ITF Qatar F6 | 2018/12/17 10:00 | Constantin Schmitz v Bart Van Den Berg | 6-3,6-3 |
| ITF Qatar F5 | 2018/12/10 13:40 | Peter Kobelt v Constantin Schmitz | 6-2,6-7,6-1 |
| ITF Qatar F5 | 2018/12/09 12:00 | Ivailo Keremedchiev v Constantin Schmitz | 6-7,4-6 |
| ITF Tunisia F44 | 2018/12/10 08:30 | Yan Bondarevskiy v Kristjan Tamm | 6-3,6-1 |
| ITF Tunisia F44 | 2018/12/08 08:00 | Vitalii Shcherba v Kristjan Tamm | 0-6,3-6 |
| ITF Tunisia F43 | 2018/12/06 08:00 | Kristjan Tamm v Evan Hoyt | 3-6,2-6 |
| ITF Tunisia F43 | 2018/12/05 10:10 | Kristjan Tamm v Erik Crepaldi | 7-6,6-3 |
| ITF Tunisia F43 | 2018/12/03 08:30 | Maikel Borg v Kristjan Tamm | 5-7,3-6 |
| ITF Tunisia F43 | 2018/12/02 08:00 | Himansu Sagar v Kristjan Tamm | 4-6,0-6 |
| ITF Tunisia F42 | 2018/11/28 08:00 | Kristjan Tamm v Moez Echargui | 3-6,2-6 |
| ITF Tunisia F42 | 2018/11/26 08:30 | David Jorda Sanchis v Kristjan Tamm | 4-6,4-6 |