Stadium: Clay 4 Round: 27 Ground: Clay
| ITF M15 Novi Sad | 2019/07/31 08:00 | Alexandar Lazarov v Duje Ajdukovic | 6-4,6-2 |
| ITF M15 Tabarka | 2019/07/19 10:45 | Enrico Dalla Valle v Duje Ajdukovic | 6-3,6-1 |
| ITF M15 Tabarka | 2019/07/18 09:20 | Giovanni Calvano v Duje Ajdukovic | 1-6,0-6 |
| ITF M15 Tabarka | 2019/07/16 08:00 | Siddhant Banthia v Duje Ajdukovic | 6-1,5-7,4-6 |
| ITF M15 Tabarka | 2019/07/11 08:00 | Lukas H Lilleengen v Duje Ajdukovic | 6-3,7-5 |
| ITF M15 Tabarka | 2019/07/10 09:55 | Giacomo Dambrosi v Duje Ajdukovic | 7-5,3-6,0-6 |
| ITF M15 Tabarka | 2019/07/04 08:00 | Duje Ajdukovic v Guido Ivan Justo | 3-6,6-3,3-6 |
| ITF M15 Tabarka | 2019/07/02 08:00 | Duje Ajdukovic v Anas Fattar | 6-2,6-3 |
| ITF M15 Vilnius | 2019/07/12 08:00 | Matias Zukas v Savriyan Danilov | 5-7,3-6 |
| ITF M15 Vilnius | 2019/07/11 08:00 | Matias Zukas v Alexander Shevchenko | 6-2,6-1 |
| ITF M15 Vilnius | 2019/07/10 08:00 | Matias Zukas v Valentin Vacherot | 6-3,7-6 |
| ITF M15 Den Haag | 2019/07/07 10:00 | Matias Zukas v Ryan Nijboer | 6-4,6-2 |
| ITF M15 Den Haag | 2019/07/06 12:10 | Igor Sijsling v Matias Zukas | 6-7,6-1,3-6 |
| ITF M15 Den Haag | 2019/07/05 09:00 | Matias Zukas v Michiel de Krom | 6-3,6-1 |
| ITF M15 Den Haag | 2019/07/04 13:10 | Karl Friberg v Matias Zukas | 1-6,1-6 |
| ITF M15 Den Haag | 2019/07/03 08:55 | Matias Zukas v Max Houkes | 7-5,6-1 |