Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF - M25 Santa Margherita | 2019/10/07 13:50 | Laurynas Grigelis v Bruno Santanna | 6-3,4-6,2-6 |
| ITF M25 Jounieh | 2019/10/04 13:00 | Jonathan Mridha v Laurynas Grigelis | 6-3,6-4 |
| ITF M25 Jounieh | 2019/10/03 14:05 | Mayeul Darras v Laurynas Grigelis | 1-6,0-6 |
| ITF M25 Jounieh | 2019/10/01 13:00 | Alexander Abou Boutros v Laurynas Grigelis | 1-6,0-6 |
| ITF M25 Jounieh | 2019/09/28 13:00 | Laurynas Grigelis v Adam Moundir | 6-0,6-7,3-6 |
| ITF M25 Jounieh | 2019/09/27 13:00 | Laurynas Grigelis v Alessandro Bega | 6-4,6-2 |
| ITF M25 Jounieh | 2019/09/26 13:00 | Laurynas Grigelis v Kevin Chahoud | 6-3,6-4 |
| ITF M25 Jounieh | 2019/09/25 15:30 | Laurynas Grigelis v Vladimir Filip | 6-1,6-3 |
| ITF - M15 Sharm-el-Sheikh | 2019/10/30 10:30 | Julian Ocleppo v Piotr Matuszewski | 4-6,7-6,6-4 |
| ITF - M15 Sharm-el-Sheikh | 2019/10/29 09:55 | Piotr Matuszewski v Lukas H Lilleengen | 6-3,6-3 |
| ITF - M15 Sharm-el-Sheikh | 2019/10/28 10:00 | Piotr Matuszewski v Bastien Presuhn | 7-6,6-1 |
| ITF - M15 Sharm-el-Sheikh | 2019/10/23 10:30 | Haadin Bava v Piotr Matuszewski | 7-5,6-3 |
| ITF - M25 Falun | 2019/09/30 09:40 | Piotr Matuszewski v Carl Gustafsson | 4-6,7-6,6-10 |
| ITF - M25 Falun | 2019/09/29 11:00 | Piotr Matuszewski v Piotr Galus | 3-6,6-2,10-7 |
| ITF M25 Stockholm | 2019/09/24 10:35 | Elmer Moller v Piotr Matuszewski | 6-7,6-2,10-8 |
| ITF M25 Stockholm | 2019/09/23 09:00 | Daniel Svensson v Piotr Matuszewski | 5-7,5-7 |