| ITF Tunisia F8 MD | 2018/03/01 13:40 | Dischinger/Onishi v Duda/Mertl | 6-1,3-6,10-3 |
| ITF Switzerland F2 MD | 2018/02/12 11:00 | Duda/Mertl v Alt/Guichoud | 6-1,6-4 |
| ITF Germany F2 MD | 2018/01/23 18:25 | Cachin/Masur v Duda/Mertl | 7-6,3-6,10-4 |
| ITF Egypt F29 MD | 2017/10/10 18:00 | Duda/Mertl v Escoffier/Ghorbel | 7-6,0-6,2-10 |
| ITF Egypt F28 MD | 2017/10/03 17:45 | Duda/Mertl v Taweel/Vilardo | 2-6,6-3,8-10 |
| ITF Romania F12 MD | 2017/08/31 14:15 | Duda/Mertl v Barbu/Mergea | 5-7,3-6 |
| ITF Romania F12 MD | 2017/08/29 10:30 | Duda/Mertl v Iftikhar/Johns | 6-2,6-4 |
| ITF Romania F11 MD | 2017/08/22 12:30 | Duda/Mertl v Barbu/Mergea | 3-6,5-7 |