Round: 25 Ground: Clay
| ITF Poland F7 Qual | 2017/07/24 08:00 | Rudowski, Adam v Vasheshnikov, Artem | 3-6,6-2,0-6 |
| ITF Poland F5 | 2017/07/12 10:30 | Cancel, Thibault v Walkow, Szymon | 2-6,7-6,6-1 |
| ITF Poland F4 | 2017/07/04 11:10 | Viktor Durasovic v Walkow, Szymon | 7-6,6-2 |
| ITF Poland F2 | 2017/06/19 10:55 | Eriksson Ziverts, Jonas v Walkow, Szymon | 6-3,4-6,6-1 |
| ITF Poland F2 | 2017/06/18 08:30 | Piotr Grynkowski v Walkow, Szymon | 1-6,6-3,3-6 |
| ITF Poland F1 | 2017/06/13 11:25 | Tabatruong, Maxime v Walkow, Szymon | 6-3,7-6 |
| Czech Republic F2, Singles | 2017/05/24 13:00 | Walkow, Szymon v Kristjan Tamm | 6-1,5-7,4-6 |
| 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 |