Stadium: Central Round: 166 Ground: Clay
| Challenger Shenzhen 2 | 2018/10/31 04:40 | Mate Valkusz v Thomas Fabbiano | 7-6,7-5 |
| Challenger Shenzhen 2 | 2018/10/29 05:25 | Mate Valkusz v Zhe Li | 6-2,6-2 |
| Challenger Liuzhou | 2018/10/25 03:00 | Mate Valkusz v Alejandro Davidovich Fokina | 2-6,1-6 |
| Challenger Liuzhou | 2018/10/23 07:50 | Mate Valkusz v Filip Peliwo | 2-6,6-2,6-2 |
| Challenger Fairfield | 2018/10/06 20:35 | Tom Fawcett v Mate Valkusz | 7-6,6-3 |
| Challenger Monterrey | 2018/10/02 22:00 | Mate Valkusz v Ernesto Escobedo | 0-6,3-6 |
| Davis Cup | 2018/09/16 10:55 | Mate Valkusz v Jiri Vesely | 7-6,3-6,2-6,4-6 |
| Davis Cup | 2018/09/14 17:50 | Mate Valkusz v Lukas Rosol | 1-6,2-6,4-6 |
| ITF Greece F8 | 2018/11/13 11:40 | Petros Tsitsipas v Conor Berg | 6-4,3-6,4-6 |
| ITF Greece F7 | 2018/11/08 08:55 | Baptiste Crepatte v Petros Tsitsipas | 6-3,3-6,6-3 |
| ITF Greece F7 | 2018/11/07 08:55 | Emmanuel Luria v Petros Tsitsipas | 2-6,6-7 |
| ITF Greece F7 | 2018/11/05 07:30 | Eric Ahren Moonga v Petros Tsitsipas | 7-5,3-6,4-6 |
| ITF Greece F7 | 2018/11/03 10:00 | Hans Albert Schubert v Petros Tsitsipas | 1-6,3-6 |
| ITF Tunisia F35 | 2018/10/06 08:30 | Jakob Groener v Petros Tsitsipas | 7-6,7-5 |
| ITF Tunisia F34 | 2018/09/30 10:00 | Petros Tsitsipas v Matteo Arnaldi | 0-6,2-6 |
| ITF Tunisia F33 | 2018/09/24 09:00 | Petros Tsitsipas v Alban Meuffels | 0-6,2-6 |