| ITF Austria F2 | 06/30 12:30 | - | Christian Hirschmueller v Eduardo Dischinger | 6-1,6-1 | |
| ITF Austria F1 | 06/23 10:30 | - | Christian Hirschmueller v Tomislav Ternar | 3-6,3-6 | |
| ITF Belgium F2 | 06/15 08:00 | - | Christian Hirschmueller v Jules Okala | 1-6,1-6 | |
| ITF Czech Republic F3 Qual | 05/25 08:00 | - | Christian Hirschmueller v Moritz Dettinger | 7-5,6-3 | |
| ITF Egypt F33 | 04/16 09:25 | - | Artem Smirnov v Christian Hirschmueller | 4-6,6-2,6-3 | |
| ITF Egypt F33 | 04/15 09:40 | - | Alex Blumenberg v Christian Hirschmueller | 6-7,4-6 | |
| ITF Egypt F13 | 04/09 08:00 | - | Michal Konecny v Christian Hirschmueller | 6-3,7-5 | |
| ITF Egypt F13 | 04/08 09:30 | - | Christian Felline v Christian Hirschmueller | 0-6,1-6 | |
| ITF Switzerland F2 | 03/19 16:30 | - | Enzo Sommer v Christian Hirschmueller | 7-5,4-6,7-6 | |
| ITF Switzerland F1 | 03/10 12:30 | - | Florian Fallert v Christian Hirschmueller | 6-2,7-5 | |
| ITF Switzerland F1 Qual | 03/08 10:00 | - | Christian Hirschmueller v Dario Huber | 6-1,6-0 | |
| ITF Italy F2 Qual | 02/21 10:10 | - | Matteo Berrettini v Christian Hirschmueller | Retired | |
| ITF Turkey F6 | 02/07 07:00 | - | Christian Hirschmueller v Marc Sieber | 4-6,0-6 | |
| ITF Turkey F5 | 02/02 09:00 | - | Christian Hirschmueller v Martin Beran | 4-6,2-6 | |
| ITF Germany F3 | 01/22 13:25 | - | Christian Hirschmueller v Daniel Brands | 5-7,7-6,3-6 | |
| ITF Germany F3 | 01/21 14:25 | - | Robin Stanek v Christian Hirschmueller | 3-6,4-6 | |
| ITF Germany F3 Qual | 01/19 13:00 | - | Andreas Mies v Christian Hirschmueller | 5-7,5-7 | |
| ITF Germany F3 Qual | 01/19 08:00 | - | Yvo Panak v Christian Hirschmueller | 2-6,6-7 | |
| ITF Germany F3 Qual | 01/18 08:00 | - | Liang-Yu Lin v Christian Hirschmueller | 2-6,3-6 | |
| ITF Germany F2 | 01/13 13:05 | - | Christian Hirschmueller v Kevin Krawietz | 3-6,1-6 | |
| ITF Germany F1 | 01/07 13:20 | - | Christian Hirschmueller v Peter Kobelt | 4-6,6-7 | |
| ITF Germany F1 Qual | 01/06 09:00 | - | Christian Hirschmueller v Constantin Christ | 7-5,6-1 | |
| ITF Germany F1 Qual | 01/05 09:00 | - | Christian Hirschmueller v Remy Bertola | 6-0,6-1 | |
| ITF Tunisia F8 | 11/19 12:20 | - | Ameur Ben Hassen v Christian Hirschmueller | 4-6,5-7 | |
| ITF Tunisia F8 | 11/17 11:35 | - | Bobbie De Goeijen v Christian Hirschmueller | 1-6,6-1,3-6 | |
| ITF Tunisia F7 | 11/13 08:30 | - | Christian Hirschmueller v Ken Onishi | 3-6,3-6 | |
| ITF Tunisia F7 | 11/10 10:30 | - | Viktor Kostin v Christian Hirschmueller | 6-7,2-6 | |
| ITF Tunisia F7 | 11/09 10:00 | - | Levar Harper-Griffith v Christian Hirschmueller | 6-7,1-6 | |
| ITF Tunisia F6 | 11/06 10:30 | - | Christian Hirschmueller v Julien Cagnina | 2-6,5-7 | |
| ITF Tunisia F6 | 11/05 08:30 | - | Majed Kilani v Christian Hirschmueller | 2-6,3-6 |