Stadium: Court 6 Round: 44 Ground: Clay
| ITF M15 Irpin | 2019/08/12 07:00 | Vladyslav Gorodynskyi v Philipp Sikorski | 7-5,6-4 |
| ITF M15 Marburg | 2019/07/08 09:00 | Pavle Daljev v Philipp Sikorski | 6-1,6-2 |
| ITF Kuwait F3 | 2018/11/10 09:15 | Philipp Sikorski v Karlo Cubelic | 2-6,1-6 |
| ITF Turkey F32 | 2018/10/13 07:00 | Philipp Sikorski v Razvan M Codescu | 1-6,1-6 |
| ITF Turkey F31 | 2018/10/10 09:00 | Juan Pablo Paz v Philipp Sikorski | 6-0,6-1 |
| ITF Ukraine F4 | 2018/08/26 10:00 | Philipp Sikorski v Gleb Alekseenko | 2-6,4-6 |
| ITF Germany F7 | 2018/07/08 08:00 | Gregorio Cordonnier v Philipp Sikorski | 7-5,6-3 |
| ITF Netherlands F2 Qual | 2018/06/30 09:30 | Milos Nikolic v Philipp Sikorski | 6-0,3-6,6-3 |
| ITF M15 Helsinki | 2019/08/19 14:45 | Simonas Zukauskas v Mikko Rouvala | 7-5,1-6,6-10 |
| ITF M15 Irpin | 2019/08/12 12:00 | Simonas Zukauskas v Filip Kolasinski | 1-6,1-6 |
| ITF M15 Koszalin | 2019/08/05 08:00 | Filip Ambrozy v Simonas Zukauskas | 1-6,4-6 |
| ITF M15 Parnu | 2019/07/15 13:00 | Martins Rocens v Simonas Zukauskas | 6-3,6-2 |
| ITF M15 Parnu | 2019/07/15 09:00 | Simonas Zukauskas v Igor Shrolik | 6-3,6-1 |
| ITF M15 Vilnius | 2019/07/08 07:00 | Simonas Zukauskas v Paul Valsecchi | 4-6,5-7 |
| ITF M15 Tabarka | 2019/06/17 10:00 | Stefano Battaglino v Simonas Zukauskas | 6-1,6-0 |
| ITF M15 Cairo | 2019/04/30 08:00 | Roman Blokhin v Simonas Zukauskas | 6-4,6-1 |