Round: 25 Ground: Clay
| ITF Czech Republic F1 Qual | 2017/05/15 08:00 | Maciej Rajski v Walkow, Szymon | 6-3,6-2 |
| ITF Czech Republic F1 Qual | 2017/05/14 09:00 | Hoeveler, Leon v Walkow, Szymon | 5-7,3-6 |
| ITF Czech Republic F1 Qual | 2017/05/13 13:00 | Winkler, Georg v Walkow, Szymon | 5-7,3-6 |
| ITF Egypt F13 | 2017/04/10 08:00 | Walkow, Szymon v Ren Nakamura | 6-7,6-4,0-6 |
| Egypt F12, Singles Qualifying | 2017/04/03 08:00 | Matuszewski, Piotr v Walkow, Szymon | 6-4,6-4 |
| Egypt F12, Singles Qualifying | 2017/04/02 08:00 | Thivant, Yannick v Walkow, Szymon | 1-6,2-6 |
| ITF Egypt F11 | 2017/03/30 10:35 | Jelle Sels v Walkow, Szymon | 6-4,6-1 |
| ITF Egypt F11 | 2017/03/29 14:00 | Kolisnyk, Olexiy v Walkow, Szymon | 6-2,6-7,4-6 |
| Czech Republic F2, Singles | 2017/05/22 10:15 | Zawisza, Pawel v Kristjan Tamm | 5-7,2-6 |
| Egypt F14, Singles Qualifying | 2017/04/19 08:00 | van Der Linden, Lennert v Kristjan Tamm | 6-2,6-2 |
| Egypt F14, Singles Qualifying | 2017/04/17 08:00 | Kristjan Tamm v Wang, Huixin | 6-3,7-6 |
| Egypt F14, Singles Qualifying | 2017/04/16 08:00 | Gajewski, Kamil v Kristjan Tamm | 6-7,6-3,6-7 |
| ITF Egypt F13 | 2017/04/10 08:00 | Kristjan Tamm v Jacopo Berrettini | 2-6,4-6 |
| ITF Egypt F13 | 2017/04/09 08:00 | Bendeck, Jose Daniel v Kristjan Tamm | 6-4,2-6,2-6 |
| ITF Egypt F13 | 2017/04/08 07:00 | Hoppe, Tom v Kristjan Tamm | 1-6,1-6 |
| ITF Portugal F3 Qual | 2017/03/12 16:00 | Ho, Jonathan v Kristjan Tamm | 6-3,6-2 |