Stadium: Court 1 Round: 28 Ground: Clay
| ITF Austria F1 | 2018/07/05 09:05 | Pena Lopez, Manuel v Santanna, B. | 2-6,1-6 |
| ITF Austria F1 | 2018/07/04 09:45 | Staeheli, Luca v Santanna, B. | 4-6,4-6 |
| ITF Austria F1 | 2018/07/03 13:00 | Neil Oberleitner v Santanna, B. | 2-6,2-6 |
| ITF Hungary F5 | 2018/06/22 08:30 | Zsombor Piros v Santanna, B. | 6-1,6-4 |
| ITF Hungary F5 | 2018/06/20 09:45 | Borsos, Gabor v Santanna, B. | 6-2,2-6,2-6 |
| ITF Hungary F5 | 2018/06/19 10:00 | Botic Van De Zandschulp v Santanna, B. | 3-6,2-6 |
| Challenger Lyon Qual | 2018/06/11 10:00 | Santanna, B. v Tristan Lamasine | 6-4,5-7,3-6 |
| Challenger Lyon Qual | 2018/06/09 09:00 | Lukas Rosol v Santanna, B. | 4-6,4-6 |
| ITF Austria F1 | 2018/07/05 10:10 | Haim, Matthias v Bellotti, Riccardo | 6-4,7-5 |
| ITF Austria F1 | 2018/07/04 11:10 | Haim, Matthias v Ollert, Lukas | 6-4,6-3 |
| ITF Austria F1 | 2018/07/03 08:00 | Haim, Matthias v Kirill Kivattsev | 6-3,6-2 |
| ITF Italy F14 | 2018/06/11 18:00 | Jacopo Berrettini v Haim, Matthias | 6-3,6-2 |
| ITF Romania F1 | 2018/05/25 07:00 | Haim, Matthias v Antonescu, Vasile | 3-6,1-6 |
| ITF Romania F1 | 2018/05/24 07:00 | Haim, Matthias v Borza, Bogdan | 6-4,6-4 |
| ITF Romania F1 | 2018/05/22 07:00 | Haim, Matthias v Willems, Johann | 7-6,7-6 |
| ITF Italy F9 | 2018/05/14 11:00 | Haim, Matthias v Giovanni Fonio | 3-6,3-6 |