Stadium: Court 3 Round: 62 Ground: Clay
| ITF Tunisia F31 | 2018/09/12 10:35 | Petros Tsitsipas v Gabriel Petit | 1-6,2-6 |
| ITF Serbia F4 | 2018/08/26 07:00 | Petar Pjevcevic v Petros Tsitsipas | 6-3,5-7,6-0 |
| ITF Serbia F3 | 2018/08/19 10:30 | Mile Matic v Petros Tsitsipas | 6-2,7-5 |
| Davis Cup | 2018/04/07 08:00 | Petros Tsitsipas v Egor Matvievici | 6-1,6-1 |
| ITF Greece F5 | 2018/03/25 08:00 | Vlad Cristian Niculae v Petros Tsitsipas | 6-2,7-5 |
| ITF Greece F4 | 2018/03/20 08:00 | Petros Tsitsipas v Erik Crepaldi | 4-6,0-6 |
| ITF Greece F3 | 2018/03/10 07:30 | Michalis Sakellaridis v Petros Tsitsipas | 6-3,6-2 |
| ITF Greece F1 | 2018/02/28 08:30 | Petros Tsitsipas v Luke Johnson | 2-6,2-6 |
| ITF Tunisia F31 | 2018/09/09 09:00 | Skander Ben Abdallah v Bekkhan Atlangeriev | 5-7,3-6 |
| ITF Tunisia F29 | 2018/08/25 10:30 | Mounir Ferchichi v Skander Ben Abdallah | 6-3,6-4 |
| ITF Tunisia F23 | 2018/06/10 10:00 | Aziz Ouakaa v Skander Ben Abdallah | 6-0,6-4 |
| ITF Tunisia F23 | 2018/06/09 08:00 | Tommaso Spelta v Skander Ben Abdallah | 3-6,1-6 |
| ITF Tunisia F22 | 2018/06/03 09:00 | Andrei Stefan Apostol v Skander Ben Abdallah | 6-1,6-3 |
| Challenger Tunis Qual | 2018/04/14 10:25 | Jonathan Kanar v Skander Ben Abdallah | 6-4,6-0 |
| ITF Tunisia F2 | 2018/01/15 08:00 | Darko Bojanovic v Skander Ben Abdallah | 6-2,6-3 |
| ITF Tunisia F2 | 2018/01/14 08:00 | Alexey Dubinin v Skander Ben Abdallah | 3-6,4-6 |