Round: 27 Ground: Clay
| ITF Netherlands F1 | 2017/06/22 09:55 | Niels Lootsma v Gijs Brouwer | 7-5,6-2 |
| ITF Netherlands F1 | 2017/06/21 09:40 | Niels Lootsma v Sidane Pontjodikromo | 6-4,6-4 |
| Challenger Prostejov Qual | 2017/06/04 09:50 | Constant Lestienne v Niels Lootsma | 6-7,6-3,6-3 |
| ITF Czech Republic F3 | 2017/06/01 08:30 | Jan Choinski v Niels Lootsma | 7-6,4-6,6-3 |
| ITF Czech Republic F3 | 2017/05/31 11:10 | Robin Kern v Niels Lootsma | 6-7,3-6 |
| ITF Czech Republic F2 | 2017/05/24 09:00 | Johannes Haerteis v Niels Lootsma | 6-3,6-1 |
| ITF France F10 | 2017/05/02 08:30 | Niels Lootsma v Jurgen Zopp | 6-4,1-6,5-7 |
| ITF Italy F4 | 2017/03/16 14:00 | Niels Lootsma v Petr Michnev | 6-3,3-6,4-6 |
| ITF Netherlands F1 | 2017/06/22 17:45 | Thiemo De Bakker v Boy Westerhof | 6-2,6-2 |
| ITF Netherlands F1 | 2017/06/21 09:35 | Mats Hermans v Thiemo De Bakker | 2-6,1-6 |
| ITF Netherlands F1 | 2017/06/21 07:00 | Mats Hermans v Thiemo De Bakker | 2-6,1-5 |
| ITF Turkey F16 | 2017/04/28 08:00 | Marsel Ilhan v Thiemo De Bakker | 6-4,3-6,6-2 |
| ITF Turkey F16 | 2017/04/26 09:05 | Robin Stanek v Thiemo De Bakker | 1-6,2-6 |
| Davis Cup | 2017/04/07 14:55 | Damir Dzumhur v Thiemo De Bakker | 6-2,6-2,6-2 |
| Challenger Mohammedia | 2016/10/05 11:40 | Kamil Majchrzak v Thiemo De Bakker | 6-3,3-6,6-3 |
| Challenger Mohammedia | 2016/10/03 11:50 | Dennis Novak v Thiemo De Bakker | 6-3,4-6,6-7 |