Stadium: Court Central Cepac Round: 24 Ground: Clay
| Challenger Bangkok | 2019/02/12 08:15 | Duckhee Lee v Viktor Troicki | 1-6,2-6 |
| ATP Sofia | 2019/02/05 17:30 | Gael Monfils v Viktor Troicki | 6-3,6-4 |
| Australian Open | 2019/01/16 00:00 | Stefanos Tsitsipas v Viktor Troicki | 6-3,2-6,6-2,7-5 |
| Australian Open | 2019/01/14 05:00 | Viktor Troicki v Roberto Carballes Baena | 6-1,1-6,2-6,6-1,6-4 |
| Australian Open | 2019/01/11 03:00 | Darian King v Viktor Troicki | 2-6,6-3,3-6 |
| Australian Open | 2019/01/10 06:45 | Viktor Troicki v Lukas Rosol | 7-6,6-1 |
| Australian Open | 2019/01/09 05:40 | Nicolas Mahut v Viktor Troicki | 2-6,4-6 |
| Challenger Playford | 2019/01/02 03:55 | Viktor Troicki v Oscar Otte | 6-4,1-6,5-7 |
| ITF M15 Grenoble | 2019/02/10 14:30 | Leny Mitjana v Yannick Mertens | 6-3,7-5 |
| ITF M15 Grenoble | 2019/02/09 14:30 | Matteo Martineau v Yannick Mertens | 3-6,4-6 |
| ITF M15 Grenoble | 2019/02/08 10:00 | Yanais Laurent v Yannick Mertens | 3-6,3-6 |
| ITF M15 Grenoble | 2019/02/07 11:40 | Ugo Blanchet v Yannick Mertens | 6-3,4-6,4-6 |
| ITF M15 Grenoble | 2019/02/06 10:00 | Arthur Bernabe v Yannick Mertens | 1-6,0-6 |
| ITF M15 Sharm El Sheikh | 2019/01/31 09:45 | Yannick Mertens v Pablo Vivero Gonzalez | 2-6,6-4,2-6 |
| ITF M15 Sharm El Sheikh | 2019/01/30 12:15 | Yannick Mertens v Yu Hsiou Hsu | 6-3,6-0 |
| Challenger Rennes | 2019/01/24 15:35 | Elias Ymer v Yannick Mertens | 6-3,6-4 |