| UTR Pro Copenhagen | 06/02 08:59 | - | Olle S Lidholt v Gostincar, Domen | 6-3,6-0 | |
| UTR Pro Copenhagen | 06/01 06:00 | - | Adam Heinonen v Gostincar, Domen | 6-2,6-2 | |
| UTR Pro Copenhagen | 05/31 07:30 | - | Marshall Tutu v Gostincar, Domen | 6-4,4-6,6-1 | |
| Maribor, Singles Main, M-ITF-SLO-06A | 08/28 16:45 | 44 | Nincevic, Frane v Gostincar, Domen | 6-3,6-4 | |
| UTR Pro Tennis Series Zadar | 03/05 14:30 | - | Danilo Raicevic v Gostincar, Domen | 6-3,6-0 | |
| UTR Pro Tennis Series Zadar | 03/04 09:30 | - | Gostincar, Domen v Zmak, Deni | 3-6,0-5 | |
| UTR Pro Tennis Series Zadar | 03/03 12:30 | - | Gostincar, Domen v Janos Fekete | 3-6,3-5 | |
| UTR Pro Tennis Series Zadar | 03/02 09:00 | - | Galik, Matej v Gostincar, Domen | 7-5,6-4 | |
| UTR Pro Tennis Series Zadar | 03/01 14:30 | - | Petrovic, Danilo v Gostincar, Domen | 6-4,6-3 | |
| UTR Pro Tennis Series Portoroz | 08/29 08:00 | - | Gostincar, Domen v Maulenov, Timur | 6-4,5-3 | |
| UTR Pro Tennis Series Portoroz | 08/28 07:00 | - | Dahiya, Paras v Gostincar, Domen | 1-6,0-1 | |
| UTR Pro Tennis Series Portoroz | 08/27 12:00 | - | Kolisnyk, Olexiy v Gostincar, Domen | 7-6,6-3 |