Stadium: Court 3 Round: 25 Ground: Clay
| Portoroz, Slovénie | 2019/08/12 17:00 | Nik Razborsek v Cornut-Chauvinc, Antoine | 4-6,6-3,4-6 |
| ITF M25 Bolzano | 2019/07/30 11:40 | Nik Razborsek v Veldheer, Mick | 3-6,4-6 |
| Bad Schussenried, Singles Qualifying M-ITF-GER-10A | 2019/07/26 11:30 | Obert, Adrian v Nik Razborsek | 6-4,7-6 |
| Bad Schussenried, Singles Qualifying M-ITF-GER-10A | 2019/07/25 14:00 | Nik Razborsek v Prechtel, Sebastian | 6-4,7-6 |
| Bad Schussenried, Singles Qualifying M-ITF-GER-10A | 2019/07/24 09:30 | Nik Razborsek v Gabriele Moghini | 6-4,6-4 |
| Bad Schussenried, Singles Qualifying M-ITF-GER-10A | 2019/07/23 14:35 | Nik Razborsek v Kai Lemstra | 6-2,6-3 |
| Umag, Croatia | 2019/07/14 08:00 | Salvatore Caruso v Nik Razborsek | 6-3,6-2 |
| Den Haag, Singles Qualifying M-ITF-NED-02A | 2019/07/04 09:05 | Nik Razborsek v Geoffrey Blancaneaux | 5-7,0-6 |
| ITF M15 Novi Sad | 2019/08/14 10:55 | Domagoj Biljesko v Nagy, Peter | 5-7,3-6 |
| ITF M15 Novi Sad | 2019/08/13 08:00 | Domagoj Biljesko v Vidak, Antun | 7-5,6-3 |
| ITF M15 Novi Sad | 2019/08/12 08:00 | Domagoj Biljesko v Popovic, Mihailo | 4-6,6-3,10-6 |
| ITF M15 Novi Sad | 2019/08/05 10:30 | Delmas, Amaury v Domagoj Biljesko | 6-4,4-6,10-7 |
| ITF M15 Novi Sad | 2019/07/30 11:35 | Huertas Del Pino Cordova, Arklon v Domagoj Biljesko | 6-0,4-6,6-0 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/22 13:10 | Liska, Tomas v Domagoj Biljesko | 4-6,6-4,10-3 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/15 13:30 | Edoardo Lavagno v Domagoj Biljesko | 6-1,6-4 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/15 08:00 | Stevan Popovic v Domagoj Biljesko | 2-6,0-6 |