| ITF Germany F14 | 2014/10/05 11:00 | 메르틀, 잔 v Jankovits, Yannick | 6-2,6-1 |
| ITF Germany F14 | 2014/10/04 11:00 | 메르틀, 잔 v 포드주스, 마르틴스 | 6-4,7-5 |
| ITF Germany F14 | 2014/10/03 13:30 | 메르틀, 잔 v 코벨트, 피터 | 7-6,4-6,7-6 |
| ITF Germany F14 | 2014/10/01 12:45 | 메르틀, 잔 v 네터스칠, 마르빈 | 6-3,6-2 |
| Challenger Szczecin | 2014/09/09 09:00 | 메르틀, 잔 v 푸크소빅스, 마르톤 | 7-6,7-5 |
| US Open, New York, USA, Qualifying | 2014/08/21 18:40 | 마르첸코, 일리아 v 메르틀, 잔 | 6-3,6-1 |
| US Open, New York, USA, Qualifying | 2014/08/20 15:00 | 프리츠, 타일러 v 메르틀, 잔 | 6-1,3-6,3-6 |
| ITF Czech Republic F4 | 2014/05/30 10:00 | 메르틀, 잔 v Lojda, Dusan | 6-3,3-6,4-6 |
| ITF Germany F15 | 2014/10/06 08:00 | Kahlke, Jannis v Kapric, Denis | 7-6,6-2 |
| ITF Belgium F12 | 2014/08/19 16:00 | Gigounon, Germain v Kahlke, Jannis | 6-2,6-1 |
| ITF Germany F12 | 2014/08/15 15:00 | Kahlke, Jannis v 핸프만, 야니크 | 1-6,2-6 |
| ITF Germany F12 | 2014/08/14 16:20 | Kahlke, Jannis v 시몬, 토비아스 | 6-4,6-4 |
| ITF Germany F12 | 2014/08/14 09:40 | 스미르노브, 아르템 v Kahlke, Jannis | 3-6,3-6 |
| ITF Germany F10 | 2014/07/30 11:00 | 웨흐넬트, 카이 v Kahlke, Jannis | 0-6,6-7 |
| ITF Germany F6 | 2014/07/03 12:40 | Fallert, Florian v Kahlke, Jannis | 6-3,4-6,7-6 |
| ITF Germany F6 | 2014/07/02 10:00 | Kahlke, Jannis v Glancy, Daniel | 6-0,6-2 |