Stadium: Court 11 Round: 27 Ground: Hardcourt outdoor
| ITF Portugal F6 | 2017/04/11 08:30 | Marc Giner v Maciej Rajski | 7-6,6-2 |
| Challenger Heilbronn Qual | 2018/05/13 11:10 | Marc Giner v Jeremy Jahn | 3-6,5-7 |
| Challenger Heilbronn Qual | 2018/05/12 11:30 | Mikhail Balmashev v Marc Giner | 6-4,4-6,3-6 |
| Challenger Rome Qual | 2018/05/06 09:15 | Marc Giner v Corrado Summaria | 3-6,4-6 |
| Challenger Rome Qual | 2018/05/05 09:00 | Marc Giner v Vasile Antonescu | 6-3,6-2 |
| ITF Spain F10 | 2018/04/26 09:00 | Carlos Boluda-Purkiss v Marc Giner | 6-4,1-6,7-6 |
| ITF Spain F10 | 2018/04/24 08:00 | Marc Giner v Carlos Lopez Montagud | 6-0,4-6,6-4 |
| ITF Spain F9 | 2018/04/18 09:50 | Marc Giner v Javier Marti | 6-7,2-6 |
| ITF Portugal F7 | 2018/04/11 10:50 | Evan Furness v Marc Giner | 6-3,6-0 |
| ITF Poland F4 | 2018/05/22 14:15 | Nikolas Lahky v Maciej Rajski | 2-6,2-6 |
| ITF Poland F2 | 2018/05/08 08:00 | Janis Podzus v Maciej Rajski | 4-6,6-3,6-3 |
| ITF Italy F9 | 2018/04/23 13:50 | Maciej Rajski v Lukas Klein | 3-6,2-6 |
| ITF Italy F8 | 2018/04/18 12:00 | Filip Horansky v Maciej Rajski | 7-5,6-4 |
| ITF Italy F8 | 2018/04/16 16:20 | Lukas Klein v Maciej Rajski | 0-6,3-6 |
| ITF Italy F7 | 2018/04/09 16:40 | Maciej Rajski v Bruno Santanna | 2-6,7-6,3-6 |
| ITF Italy F6 | 2018/04/03 13:30 | Maciej Rajski v Luca Vanni | 3-6,6-7 |
| ITF Italy F5 | 2018/03/29 13:50 | Maciej Rajski v Martin Cuevas | 5-7,4-6 |