| US Open, New York, USA | 08/25 18:30 | 14 | [198] Marco Trungelliti v Kavcic, Blaz [221] | Retired | |
| Wimbledon, London, Great Britain | 06/22 10:00 | 14 | [223] Bernard Tomic v Kavcic, Blaz [212] | 4-6,6-4,6-3 | |
| Challenger Biella | 06/01 13:30 | 25 | [216] Ramkumar Ramanathan v Kavcic, Blaz [217] | 6-1,6-1 | |
| French Open, Paris, France | 05/26 12:50 | 15 | [124] Hugo Dellien v Kavcic, Blaz [216] | 7-6,6-7,6-4 | |
| French Open, Paris, France | 05/24 20:30 | 14 | [216] Kavcic, Blaz v Kacper Zuk [173] | 6-2,7-6 | |
| Challenger Zagreb | 05/10 08:30 | 19 | [243] Barrios Vera, Marcelo Tomas v Kavcic, Blaz [216] | 7-6,6-2 | |
| Challenger Zagreb | 05/09 11:15 | 14 | [223] Schnur, Brayden v Kavcic, Blaz [218] | 4-6,4-6 | |
| Challenger - Ostrava | 04/27 11:10 | 25 | [148] Marc Polmans v Kavcic, Blaz [218] | 6-3,6-3 | |
| Challenger - Split | 04/13 08:00 | 25 | Kavcic, Blaz v Marc Polmans | Cancelled | |
| Challenger - Split | 04/11 09:00 | 29 | [238] Kavcic, Blaz v Rola, Blaz [165] | 6-2,3-6,2-6 | |
| Challenger - Split | 04/10 12:35 | 28 | [221] Kacper Zuk v Kavcic, Blaz [238] | 6-2,3-6,2-6 | |
| Challenger - Split | 04/09 10:45 | 27 | [238] Kavcic, Blaz v Aleksandar Vukic [207] | 4-6,6-2,6-2 | |
| Challenger - Split | 04/07 12:20 | 26 | [238] Kavcic, Blaz v Elias Ymer [208] | 4-6,7-6,6-4 | |
| Challenger - Split | 04/06 08:30 | 25 | [160] Mohamed Safwat v Kavcic, Blaz [238] | 3-6,3-6 | |
| Challenger - Split | 04/05 08:30 | 19 | [238] Kavcic, Blaz v Matteo Martineau [409] | 3-6,6-3,6-1 | |
| Challenger - Split | 04/04 09:00 | 14 | Kavcic, Blaz v Barun, Bozo | 6-4,6-3 | |
| Challenger - Zadar | 03/26 11:40 | 27 | [274] Dimitar Kuzmanov v Kavcic, Blaz [245] | 6-4,6-1 | |
| Challenger - Zadar | 03/24 09:00 | 26 | [245] Kavcic, Blaz v Alex Molcan [279] | 6-2,6-1 | |
| Challenger - Zadar | 03/22 12:45 | 25 | [245] Kavcic, Blaz v Andrea Pellegrino [283] | 6-3,6-1 | |
| Challenger Gran Canaria | 03/06 14:00 | 28 | [254] Kavcic, Blaz v Carlos Gimeno Valero [400] | 6-3,1-6,5-7 | |
| Challenger Gran Canaria | 03/05 12:15 | 27 | [289] Alex Molcan v Kavcic, Blaz [254] | 4-6,5-7 | |
| Challenger Gran Canaria | 03/03 11:00 | 26 | [254] Kavcic, Blaz v Riccardo Bonadio [290] | 6-2,6-4 | |
| Challenger Gran Canaria | 03/01 14:45 | 25 | [254] Kavcic, Blaz v Michael Vrbensky [312] | 6-4,6-4 | |
| Challenger Gran Canaria | 02/24 13:35 | 26 | [260] Kavcic, Blaz v Riccardo Bonadio [295] | 6-4,3-6,3-6 | |
| Challenger Gran Canaria | 02/22 15:20 | 25 | [133] Federico Gaio v Kavcic, Blaz [260] | 3-6,3-6 | |
| Challenger Biella | 02/16 11:25 | 25 | [257] Kavcic, Blaz v Lacko, Lukas [186] | 3-6,2-6 | |
| Challenger Biella | 02/15 09:30 | 19 | [217] Thai-Son Kwiatkowski v Kavcic, Blaz [257] | 6-2,3-6,2-6 | |
| Challenger Biella Qual | 02/14 09:00 | 14 | [331] Ignatik, Uladzimir v Kavcic, Blaz [257] | 2-6,4-6 | |
| Challenger Biella | 02/08 14:25 | 25 | [257] Kavcic, Blaz v Viola, Matteo [225] | 3-6,6-3,5-7 | |
| Challenger Antalya | 01/29 12:00 | 26 | [266] Kavcic, Blaz v Robredo, Tommy [226] | 6-4,3-6,1-6 |