Stadium: Opatija 1 Round: 60 Ground: Clay
| ITF Turkey F13 | 2017/04/01 07:00 | Koray Kirci v Moritz Thiem | 2-6,6-4,6-2 |
| ITF Turkey F14 | 2016/04/02 06:30 | Robbie Ridout v Moritz Thiem | 6-4,6-3 |
| ITF Great Britain F4 | 2017/09/11 09:00 | Lorenzo Di Maro v Tommy Bennett | 2-6,1-6 |
| ITF Belgium F11 | 2017/08/27 12:00 | Aitor Aramburu v Lorenzo Di Maro | 6-3,6-1 |
| ITF Poland F10 Qual | 2017/08/20 08:00 | Vladyslav Orlov v Lorenzo Di Maro | 6-1,6-4 |
| ITF Italy F24 Qual | 2017/07/29 07:30 | Manuel Mazza v Lorenzo Di Maro | 4-6,6-3,6-4 |
| ITF Italy F23 Qual | 2017/07/22 08:30 | Lorenzo Di Maro v Tommaso Schold | 6-4,5-7,3-6 |
| ITF Austria F2 | 2017/07/08 07:00 | Mick Veldheer v Lorenzo Di Maro | 6-2,6-2 |
| ITF Austria F1 | 2017/07/01 08:00 | Horst Rieder v Lorenzo Di Maro | 6-2,6-4 |
| ITF Austria F1 | 2017/07/01 07:00 | Marco Di Maro v Lorenzo Di Maro | 3-6,2-6 |