Ground: Clay
| ITF Turkey F39 | 2014/12/14 08:00 | Piotr Grynkowski v Bogdan Ionut Apostol | 7-6,3-6,3-6 |
| ITF Turkey F39 | 2014/12/07 08:00 | George Von Massow v Piotr Grynkowski | 6-0,6-1 |
| ITF Turkey F39 | 2014/12/06 08:00 | Piotr Zbroja v Piotr Grynkowski | 3-6,6-3,2-6 |
| ITF Egypt F27 | 2014/10/08 08:00 | Libor Salaba v Piotr Grynkowski | 2-6,6-3,6-2 |
| ITF Poland F5 Qual | 2014/08/17 08:00 | Oskar Michalek v Piotr Grynkowski | 6-4,6-2 |
| ITF Poland F3 Qual | 2014/06/16 07:30 | Hubert Hurkacz v Piotr Grynkowski | 6-4,6-4 |
| ITF Poland F3 Qual | 2014/06/15 07:30 | Kamil Gajewski v Piotr Grynkowski | 2-6,5-7 |
| ITF Poland F2 | 2014/06/09 10:55 | Nico Matic v Piotr Grynkowski | 6-1,1-6,3-6 |
| ITF USA F9 Qual | 2015/02/21 15:00 | Joel Vincent Link v Jesus Bandres | 1-6,4-6 |
| ITF USA F6 | 2015/01/25 14:30 | Joel Vincent Link v Farzin Danny Amiri | 7-6,0-6,4-6 |
| ITF USA F6 | 2015/01/23 17:30 | Joel Vincent Link v Alexander Centenari | 6-4,6-2 |
| ITF USA F5 | 2015/01/17 16:00 | Joel Vincent Link v Juan Rocha | 6-1,3-6,7-6 |
| ITF USA F3 Qual | 2015/01/11 15:00 | Joel Vincent Link v Damon Gooch | 3-6,6-7 |
| ITF USA F1 Qual | 2015/01/02 15:30 | Joel Vincent Link v Herkko Pollanen | 1-6,3-6 |
| ITF USA F32 Qual | 2014/11/14 17:30 | Alexander Centenari v Joel Vincent Link | 6-3,6-2 |
| ITF USA F30 | 2014/11/03 16:00 | Joel Vincent Link v Spencer Richey | 6-4,1-6,5-7 |