Round: 44 Ground: Grass
| Challenger St Brieuc | 2016/03/30 14:00 | Igor Sijsling v Yannick Mertens | 6-3,6-2 |
| Wimbledon Qual | 2016/06/22 10:00 | Igor Sijsling v Calvin Hemery | 6-1,6-3 |
| Wimbledon Qual | 2016/06/21 11:15 | Igor Sijsling v Nils Langer | 6-2,6-4 |
| French Open | 2016/05/25 12:40 | Nick Kyrgios v Igor Sijsling | 6-3,6-2,6-1 |
| French Open | 2016/05/22 09:00 | Adrian Ungur v Igor Sijsling | 1-6,2-6,6-7 |
| French Open Qual | 2016/05/20 10:15 | Igor Sijsling v Kenny de Schepper | 3-6,2-6 |
| French Open Qual | 2016/05/18 13:40 | Igor Sijsling v Grega Zemlja | 6-4,6-0 |
| French Open Qual | 2016/05/16 09:25 | Igor Sijsling v Franko Skugor | 6-7,7-6,6-3 |
| Challenger Heilbronn | 2016/05/13 12:00 | Nikoloz Basilashvili v Igor Sijsling | 6-2,3-6,6-4 |
| Wimbledon Qual | 2016/06/22 10:00 | Jan Satral v Yannick Mertens | 4-6,6-7 |
| Wimbledon Qual | 2016/06/21 11:40 | Yannick Mertens v Guido Andreozzi | 6-3,6-4 |
| French Open Qual | 2016/05/18 17:45 | Yannick Mertens v Daniel Brands | 4-6,4-6 |
| Challenger Ostrava | 2016/04/26 12:10 | Yannick Mertens v Jurgen Zopp | 4-6,1-6 |
| ITF Greece F4 | 2016/04/17 09:05 | Yannick Mertens v Lloyd Glasspool | 6-2,7-5 |
| ITF Greece F4 | 2016/04/16 08:30 | Yannick Mertens v Patrik Fabian | 7-6,7-5 |
| ITF Greece F4 | 2016/04/15 08:30 | Yannick Mertens v Alexandre Muller | 7-6,6-3 |
| ITF Greece F4 | 2016/04/14 07:00 | Yannick Mertens v Ioannis Stergiou | 6-3,6-3 |