Stadium: Court 9 Round: 25
| ITF Poland F4 Qual | 2016/06/11 08:00 | Piotr Smietana v Tadas Tarasevicius | 2-6,4-6 |
| ITF Poland F3 | 2016/06/07 10:35 | Piotr Smietana v Kamil Gajewski | 6-7,1-6 |
| ITF Poland F3 Qual | 2016/06/05 11:00 | Adam Majchrowicz v Piotr Smietana | 4-6,6-7 |
| ITF Poland F3 Qual | 2016/06/04 08:00 | Piotr Smietana v Antoine Leduc | 6-2,6-4 |
| ITF Poland F2 | 2016/06/01 08:00 | Piotr Smietana v Bartlomiej Maroszek | 3-6,1-6 |
| ITF Poland F2 | 2016/05/30 09:00 | Adam Majchrowicz v Piotr Smietana | 2-6,4-6 |
| ITF Poland F2 | 2016/05/29 09:00 | Luciano Berger v Piotr Smietana | 1-6,0-6 |
| ITF Poland F4 Qual | 2015/08/30 08:00 | Dominik Kellovsky v Piotr Smietana | 6-1,6-2 |
| Challenger Winnetka Qual | 2018/07/08 15:00 | Luke Saville v Strong Kirchheimer | 6-2,6-4 |
| Challenger Winnetka Qual | 2018/07/07 18:05 | Strong Kirchheimer v McClain Kessler | 6-1,7-5 |
| ITF USA F18 | 2018/06/29 15:30 | Jordi Arconada v Strong Kirchheimer | 7-6,5-7,6-3 |
| ITF USA F18 | 2018/06/28 17:00 | Axel Nefve v Strong Kirchheimer | 1-6,1-6 |
| ITF USA F18 | 2018/06/27 21:00 | Temur Ismailov v Strong Kirchheimer | 2-6,2-6 |
| ITF USA F15 | 2018/06/21 14:00 | Strong Kirchheimer v Karue Sell | 6-3,1-6,4-6 |
| ITF USA F15 | 2018/06/19 17:30 | Sem Verbeek v Strong Kirchheimer | 3-6,6-4,3-6 |
| ITF USA F13 | 2018/06/14 14:40 | Ryan Peniston v Strong Kirchheimer | 7-6,7-6 |