Stadium: Court 5 Round: 25 Ground: Clay
| ITF Italy F2 | 2018/03/10 17:00 | Thiemo De Bakker v Attila Balazs | 6-2,5-7,6-1 |
| ITF Italy F2 | 2018/03/10 11:00 | Sumit Nagal v Thiemo De Bakker | 3-6,3-6 |
| ITF Italy F2 | 2018/03/09 15:45 | Billy Harris v Thiemo De Bakker | 5-7,3-6 |
| ITF Italy F2 | 2018/03/09 12:00 | Georg Winkler v Thiemo De Bakker | 2-6,1-6 |
| ITF Italy F2 | 2018/03/08 12:45 | Toby Martin v Thiemo De Bakker | 1-6,3-6 |
| Challenger Bergamo | 2018/02/21 15:40 | Stefano Napolitano v Thiemo De Bakker | 6-3,7-5 |
| Challenger Bergamo | 2018/02/19 19:40 | Alejandro Davidovich Fokina v Thiemo De Bakker | 4-6,2-6 |
| ATP Rotterdam | 2018/02/14 11:55 | Robin Haase v Thiemo De Bakker | 6-2,6-2 |
| ITF Italy F3 Qual | 2018/03/12 16:00 | Bogdan Ionut Apostol v Davide Pontoglio | 6-2,6-2 |
| ITF Italy F3 Qual | 2018/03/12 11:30 | Bogdan Ionut Apostol v Antonio Campo | 6-2,5-7,6-3 |
| ITF Turkey F8 | 2018/02/25 07:30 | Bogdan Ionut Apostol v Daisuke Sumizawa | 7-6,6-7,6-0 |
| ITF Turkey F7 | 2018/02/21 10:00 | Bogdan Ionut Apostol v George Botezan | 1-6,6-4,6-7 |
| ITF Turkey F7 | 2018/02/19 07:00 | Masaya Kobayashi v Bogdan Ionut Apostol | 4-6,6-3,4-6 |
| ITF Turkey F7 | 2018/02/17 10:30 | Zlatan Palazov v Bogdan Ionut Apostol | 2-6,3-6 |
| ITF Great Britain F3 Qual | 2018/02/14 13:10 | Maximilian Neuchrist v Bogdan Ionut Apostol | 6-3,6-2 |
| ITF Great Britain F3 Qual | 2018/02/13 10:30 | Bogdan Ionut Apostol v Soren Hess-Olesen | 7-6,2-6,6-4 |