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