Stadium: Indoor Round: 27 Ground: Clay
| ITF M25 Prijedor MD | 2019/05/08 13:30 | Sijsling/Van De Zandschulp v Merino/Pena Lopez | 6-2,7-6 |
| ITF M15 Sharm El Sheikh MD | 2019/03/23 09:30 | Dev/Kalyanpur v Sijsling/Van De Zandschulp | 6-7,6-2,6-10 |
| ITF M15 Sharm El Sheikh MD | 2019/03/22 10:40 | Goveas/Samaha v Sijsling/Van De Zandschulp | 6-2,4-6,7-10 |
| ITF M15 Sharm El Sheikh MD | 2019/03/21 12:35 | Fortuna/Maiga v Sijsling/Van De Zandschulp | 6-4,2-6,4-10 |
| ITF M15 Kaarst MD | 2019/02/09 15:10 | Sijsling/Van De Zandschulp v Rosenkranz/Whitehouse | 6-4,6-4 |
| ITF M15 Kaarst MD | 2019/02/08 15:00 | Gengel/Nouza v Sijsling/Van De Zandschulp | 4-6,2-6 |
| ITF M15 Kaarst MD | 2019/02/07 19:55 | Sijsling/Van De Zandschulp v Kowalczyk/Matuszewski | 6-3,6-2 |
| ITF France F5 MD | 2018/03/12 16:40 | Delage/Dussin v Sijsling/Van De Zandschulp | 4-6,6-0,7-10 |
| ITF Serbia F5 MD | 2018/09/05 15:00 | Klok/Liska v Ilic/Milenkovic | 6-4,6-2 |
| ITF Serbia F5 MD | 2018/09/04 09:30 | Gazo/Obradovic v Ilic/Milenkovic | 2-6,2-6 |
| ITF Serbia F8 MD | 2016/09/21 13:45 | Serdarusic/Zukas v Ilic/Milenkovic | 6-4,6-0 |
| ITF Serbia F8 MD | 2016/09/20 12:45 | Ilic/Milenkovic v Delic/Delic | 6-4,6-7,10-6 |