Stadion: Court 4 Round: 25 Ground: Clay
| ITF - M15 - Ystad | 2019/08/06 10:05 | Adam Heinonen v Rana-Roop Singh Bhullar | 7-5,6-2 |
| ITF - M15 - Ystad | 2019/08/05 11:25 | Masi Sarpola v Adam Heinonen | 2-6,7-5,7-10 |
| ITF - M15 - Kalmar | 2019/05/14 08:15 | Adil Kalyanpur v Adam Heinonen | 6-4,6-2 |
| ITF - M15 - Kalmar | 2019/05/13 08:15 | Adam Heinonen v Robin Thour | 4-6,6-3,10-5 |
| ITF - Schweden F3 - Qualifikation | 2018/05/20 09:00 | Jonas Trinker v Adam Heinonen | 7-6,6-1 |
| ITF - Schweden F2 | 2018/05/14 11:25 | Jonathan Stenberg v Adam Heinonen | 3-6,6-1,6-3 |
| ITF - Schweden F2 - Qualifikation | 2018/05/13 08:00 | Almir Nokic v Adam Heinonen | 6-3,2-6,3-6 |
| ITF - Schweden F1 - Qualifikation | 2018/05/05 08:00 | Adam Heinonen v Morgan Johansson | 3-6,7-6,3-6 |
| ITF - M15 - Agadir | 2019/07/30 10:00 | Piotr Grynkowski v Nicolas Alberto Arreche | 4-6,1-6 |
| ITF - M15 - Wroclaw | 2019/07/02 08:00 | Piotr Grynkowski v Martins Rocens | 3-6,6-1,10-3 |
| ITF - M15 - Wroclaw | 2019/07/01 08:00 | Piotr Grynkowski v Daniil Tsebrenko | 6-1,7-5 |
| ITF - M15 - Netanya | 2019/06/19 09:20 | Piotr Grynkowski v Kento Yamada | 6-3,6-3 |
| ITF - M25 - Jablonec Nad Nisou | 2019/05/20 09:00 | Danylo Kalenichenko v Piotr Grynkowski | 6-1,6-0 |
| ITF - M15 - Antalya | 2019/05/10 09:35 | Piotr Grynkowski v Max Houkes | 2-6,1-6 |
| ITF - M15 - Antalya | 2019/05/09 09:05 | Piotr Grynkowski v Matthew Dellavedova | 6-2,6-3 |
| ITF - M15 - Antalya | 2019/05/08 10:00 | Paul Woerner v Piotr Grynkowski | 7-6,3-6,5-7 |