| Challenger Champaign | 11/14 19:25 | 26 | [434] Glasspool, Lloyd v Kavcic, Blaz [387] | 5-7,6-7 | |
| Challenger Champaign | 11/12 19:40 | 25 | [387] Kavcic, Blaz v Francisco Cerundolo [251] | 6-2,6-0 | |
| Challenger Champaign | 11/11 18:20 | 24 | [360] Ryan Peniston v Kavcic, Blaz [387] | 4-6,3-6 | |
| Challenger Knoxville | 11/05 19:45 | 24 | [392] Kavcic, Blaz v Edan Leshem [412] | 2-6,6-7 | |
| Challenger Charlottesville | 10/29 22:50 | 25 | [284] Kavcic, Blaz v Vasek Pospisil [174] | 6-7,4-6 | |
| Challenger Charlottesville | 10/28 20:45 | 24 | [237] Young, Donald v Kavcic, Blaz [284] | 3-6,6-7 | |
| Brest, France | 10/22 14:45 | 25 | [264] Kavcic, Blaz v Antoine Hoang [108] | 6-2,1-6,2-6 | |
| Brest, France | 10/21 14:50 | 24 | [249] Alexandre Muller v Kavcic, Blaz [264] | 6-7,6-7 | |
| Challenger - Barcelone | 10/02 11:00 | 25 | [155] Federico Gaio v Kavcic, Blaz [268] | 6-1,6-0 | |
| Challenger - Barcelone | 09/30 14:30 | 24 | [261] Pavel Kotov v Kavcic, Blaz [268] | 0-6,7-5,4-6 | |
| Florence, Italy | 09/24 12:20 | 24 | [270] Kavcic, Blaz v Enrico Dalla Valle [442] | 1-6,3-6 | |
| Istanbul, Turkey | 09/14 11:10 | 28 | [72] Ugo Humbert v Kavcic, Blaz [226] | 6-2,6-1 | |
| Istanbul, Turkey | 09/13 10:25 | 27 | [226] Kavcic, Blaz v Nicola Kuhn [191] | 6-3,6-0 | |
| Istanbul, Turkey | 09/12 10:05 | 26 | [93] Marius Copil v Kavcic, Blaz [226] | 3-6,5-7 | |
| Istanbul, Turkey | 09/10 10:25 | 25 | Filip C Jianu v Kavcic, Blaz | Retired | |
| Challenger Mallorca | 08/30 17:55 | 27 | [239] Kavcic, Blaz v Viola, Matteo [240] | 2-6,1-6 | |
| Challenger Mallorca | 08/29 14:20 | 26 | [147] Stakhovsky, Sergiy v Kavcic, Blaz [239] | 4-6,2-6 | |
| Challenger Mallorca | 08/27 14:30 | 25 | [239] Kavcic, Blaz v Quentin Halys [161] | 6-3,6-2 | |
| Challenger Mallorca | 08/26 09:00 | 24 | [107] Granollers, Gerard v Kavcic, Blaz [239] | 1-6,6-7 | |
| US Open, New York, USA | 08/21 15:00 | 45 | [237] Kavcic, Blaz v Yasutaka Uchiyama [141] | 1-6,4-6 | |
| US Open, New York, USA | 08/19 17:40 | 44 | [251] Pedro Cachin v Kavcic, Blaz [237] | 1-6,6-4,1-6 | |
| Cordenons, Italy | 08/15 08:30 | 26 | [243] Kavcic, Blaz v Zsombor Piros [448] | 6-1,3-6,3-6 | |
| Cordenons, Italy | 08/14 10:30 | 25 | [243] Kavcic, Blaz v Forti, Francesco [438] | 6-3,7-6 | |
| Wimbledon, London, Great Britain | 06/26 10:00 | 45 | [105] Granollers, Marcel v Kavcic, Blaz [232] | 6-3,6-3 | |
| Wimbledon, London, Great Britain | 06/24 16:00 | 44 | [232] Kavcic, Blaz v Arguello, Facundo [180] | 6-3,7-6 | |
| Challenger Bangalore | 11/14 07:00 | 26 | [196] Kavcic, Blaz v Mukund, S. [416] | Retired | |
| Challenger Bangalore | 11/13 07:20 | 25 | [252] Filip Peliwo v Kavcic, Blaz [196] | 2-6,0-6 | |
| Shenzhen II, Chine | 11/04 02:30 | 29 | [162] Miomir Kecmanovic v Kavcic, Blaz [224] | 6-2,2-6,6-3 | |
| Shenzhen II, Chine | 11/03 04:00 | 28 | [259] Davidovich Fokina, Alejandro v Kavcic, Blaz [224] | 5-7,4-6 | |
| Shenzhen II, Chine | 11/02 03:00 | 27 | [224] Kavcic, Blaz v Mate Valkusz [265] | Retired |