Round: 1
| Trnava, Singles Main, M-ITF-SVK-03A | 2020/02/26 12:50 | Piotr Grynkowski v Satral, Jan | 4-6,2-6 |
| Trnava, Singles Main, M-ITF-SVK-03A | 2020/02/25 09:00 | Mammetgulyyev, Isa v Piotr Grynkowski | 3-6,2-6 |
| Trnava, Singles Main, M-ITF-SVK-03A | 2020/02/24 14:00 | Jiri Barnat v Piotr Grynkowski | 3-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2020/02/19 15:40 | Issei Okamura v Piotr Grynkowski | 6-3,7-5 |
| ITF - M15 Sharm El Sheikh | 2020/02/18 09:30 | Piotr Grynkowski v Ghinda, Iancu-Lustinian | 6-2,6-3 |
| ITF - M15 Sharm El Sheikh | 2020/02/17 09:00 | Piotr Grynkowski v Onishi, Ken | 6-1,6-4 |
| ITF - M15 Sharm El Sheikh | 2020/02/12 08:00 | Vivero Gonzalez, Pablo v Piotr Grynkowski | 6-3,6-3 |
| ITF - M15 Sharm El Sheikh | 2020/02/11 08:00 | Uzhylovsky, Vladimir v Piotr Grynkowski | 6-4,6-4 |