Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF Qatar F6 | 2018/12/18 08:55 | Goncalo Oliveira v Schmitz, Constantin | 4-6,3-6 |
| ITF Qatar F6 | 2018/12/17 10:00 | Schmitz, Constantin v van Den Berg, Bart | 6-3,6-3 |
| Qatar F5, Simples | 2018/12/10 13:40 | Kobelt, Peter v Schmitz, Constantin | 6-2,6-7,6-1 |
| Qatar F5, Simples | 2018/12/09 12:00 | Keremedchiev, Ivailo v Schmitz, Constantin | 6-7,4-6 |
| ITF Qatar F4 | 2018/12/03 13:55 | Schmitz, Constantin v Niklas Schell | 4-6,3-6 |
| ITF Qatar F4 | 2018/12/02 14:55 | Schmitz, Constantin v Lavaud, Eric | 6-1,6-0 |
| ITF Germany F15 | 2018/10/09 11:00 | Binding, Jonathan v Schmitz, Constantin | 3-6,6-3,6-1 |
| ITF Germany F14 | 2018/10/05 11:45 | Cayre, Paul v Schmitz, Constantin | 6-3,6-2 |
| ITF Qatar F6 | 2018/12/18 08:40 | Lakat, Florian v Zayed, Mousa Shanan | 6-3,6-3 |
| Qatar F5, Simples | 2018/12/12 12:00 | Pervolarakis, Michail v Lakat, Florian | 6-3,6-2 |
| Qatar F5, Simples | 2018/12/11 14:35 | Mubarak Shannan Zayid v Lakat, Florian | 0-6,2-6 |
| Qatar F5, Simples | 2018/12/10 14:25 | Petrenko, Anatoliy v Lakat, Florian | 4-6,2-6 |
| Qatar F5, Simples | 2018/12/09 12:00 | Mayer, Patrick v Lakat, Florian | 2-6,2-6 |
| ITF Vietnam F5 | 2018/11/01 04:30 | Lakat, Florian v Antoine Bellier | 2-6,2-6 |
| ITF Vietnam F5 | 2018/10/31 04:35 | Purcell, Rhett v Lakat, Florian | 3-6,3-6 |
| ITF Vietnam F4 | 2018/10/25 04:05 | Lakat, Florian v Manish Sureshkumar | 4-6,6-1,6-4 |