Stadium: Clay 10 Round: 62 Ground: Hardcourt outdoor
| ITF Turkey F38 | 2018/11/24 09:30 | Constantinos Papavasiliou v Ivan Zaytsev | 6-1,5-7,6-7 |
| ITF Greece F8 | 2018/11/13 09:25 | Stefan Seifert v Constantinos Papavasiliou | 6-0,6-1 |
| ITF Ukraine F4 | 2018/08/26 07:00 | Constantinos Papavasiliou v Oleksandr Varichenko | 0-6,3-6 |
| ITF Germany F11 | 2018/08/05 08:00 | Marvin Rehberg v Constantinos Papavasiliou | 6-1,6-2 |
| ITF Germany F10 Qual | 2018/07/29 10:30 | Constantinos Papavasiliou v Feda Bilic | 0-6,2-6 |
| ITF Germany F9 | 2017/07/30 13:30 | Constantinos Papavasiliou v Benjamin Loccisano | 0-6,2-6 |
| ITF Romania F2 Qual | 2017/05/20 09:00 | Constantinos Papavasiliou v Luca George Tatomir | 2-6,5-7 |
| ITF Greece F4 | 2017/03/25 09:30 | Liam Caruana v Constantinos Papavasiliou | 6-1,6-0 |
| ITF Germany F7 | 2018/07/08 15:30 | Maximilien Sanson v Tim Handel | 2-6,1-6 |
| ITF Belgium F2 Qual | 2018/06/24 09:20 | Maximilien Sanson v Nick Hardt | 2-6,2-6 |
| ITF Belgium F2 Qual | 2018/06/23 12:20 | Maximilien Sanson v Victor Huet | 6-2,6-4 |
| ITF Tunisia F38 | 2017/12/02 08:00 | Maximilien Sanson v Mark Burgos | 3-6,3-6 |
| ITF Switzerland F5 | 2017/08/27 10:55 | Maximilien Sanson v Bastien Kolly | 0-6,1-6 |
| ITF Switzerland F3 Qual | 2017/08/12 13:00 | Maximilien Sanson v Boris Fassbender | 0-6,1-6 |
| ITF Austria F6 | 2017/08/05 10:00 | Laurin Aerne v Maximilien Sanson | 6-0,6-1 |
| ITF France F16 Qual | 2017/07/16 09:00 | Maximilien Sanson v Noe Khlif | 1-6,7-6,5-7 |