| ATP Marrakesz | 04/08 12:15 | 25 | [120] Jozef Kovalik v Gilles Simon [27] | 4-6,1-6 | |
| Challenger Sophia Antipolis | 04/02 12:35 | 25 | [240] Enzo Couacaud v Jozef Kovalik [119] | 7-6,6-4 | |
| ATP Miami | 03/18 22:25 | 44 | [196] Jay Clarke v Jozef Kovalik [121] | 6-2,6-3 | |
| Challenger Phoenix | 03/13 17:00 | 25 | [57] Matteo Berrettini v Jozef Kovalik [116] | 6-1,6-1 | |
| Challenger Phoenix | 03/12 21:00 | 24 | [101] Denis Istomin v Jozef Kovalik [116] | Retired | |
| ATP Indian Wells | 03/05 20:20 | 44 | [131] Alexei Popyrin v Jozef Kovalik [116] | 6-3,6-3 | |
| ATP Antwerpia | 10/16 10:00 | 25 | Jan-Lennard Struff v Jozef Kovalik | Cancelled | |
| US Open | 08/22 17:55 | 44 | [83] Jozef Kovalik v Ernesto Escobedo [223] | 2-6,6-3,6-7 | |
| ATP Cincinnati Qual | 08/12 02:15 | 45 | Jeffrey John Wolf v Jozef Kovalik | 7-6,7-6 | |
| ATP Kitzbuhel | 07/31 11:00 | 25 | [82] Jozef Kovalik v Radu Albot [98] | 1-6,3-6 | |
| ATP Hamburg | 07/28 10:00 | 28 | [113] Jozef Kovalik v Leonardo Mayer [36] | 7-6,4-6,6-7 | |
| ATP Hamburg | 07/27 09:00 | 27 | [146] Thiago Monteiro v Jozef Kovalik [113] | 6-3,3-6,2-6 | |
| ATP Hamburg | 07/25 13:20 | 26 | [272] Rudolf Molleker v Jozef Kovalik [113] | 4-6,0-6 | |
| ATP Hamburg | 07/23 10:45 | 25 | [113] Jozef Kovalik v Damir Dzumhur [24] | 6-2,6-4 | |
| ATP Hamburg Qual | 07/22 11:00 | 164 | [112] Jozef Kovalik v Thiago Monteiro [145] | 6-3,3-6,6-0 | |
| ATP Hamburg Qual | 07/21 12:45 | 64 | Jozef Kovalik v Niklas Guttau | 6-0,6-1 | |
| Challenger Braunschweig | 07/14 13:25 | 29 | [117] Jozef Kovalik v Yannick Hanfmann [111] | 2-6,6-3,3-6 | |
| Challenger Braunschweig | 07/13 13:00 | 28 | [117] Jozef Kovalik v Arthur De Greef [254] | 6-2,6-3 | |
| Challenger Braunschweig | 07/12 10:00 | 27 | [76] Pablo Cuevas v Jozef Kovalik [117] | 6-7,3-6 | |
| Challenger Braunschweig | 07/11 09:00 | 26 | [373] Daniel Masur v Jozef Kovalik [117] | 2-6,2-6 | |
| Challenger Braunschweig | 07/10 09:00 | 25 | [235] Roberto Quiroz v Jozef Kovalik [117] | 1-6,0-6 | |
| Wimbledon Qual | 06/25 12:35 | 44 | Jozef Kovalik v Jurgen Melzer | 3-6,7-6,2-6 | |
| Challenger Poprad Tatry | 06/23 12:30 | 29 | [150] Jozef Kovalik v Arthur De Greef [295] | 6-4,6-0 | |
| Challenger Poprad Tatry | 06/22 13:15 | 28 | [235] Zdenek Kolar v Jozef Kovalik [150] | 1-6,2-6 | |
| Challenger Poprad Tatry | 06/21 11:30 | 27 | [150] Jozef Kovalik v Mohamed Safwat [166] | 6-7,7-6,6-4 | |
| Challenger Poprad Tatry | 06/20 12:00 | 26 | [150] Jozef Kovalik v Tsung-Hua Yang [217] | 6-2,7-5 | |
| Challenger Poprad Tatry | 06/19 10:40 | 25 | [150] Jozef Kovalik v Tomislav Brkic [257] | 6-4,7-5 | |
| Challenger Caltanissetta | 06/12 08:00 | 25 | [149] Jozef Kovalik v Pablo Cuevas [81] | 6-3,5-7,4-6 | |
| Challenger Poznań | 06/05 10:25 | 25 | [203] Facundo Bagnis v Jozef Kovalik [146] | 6-3,7-5 | |
| French Open | 05/27 10:55 | 23 | [147] Jozef Kovalik v Pablo Carreno-Busta [11] | 6-4,1-6,5-7,6-7 |
Wikipedia - Jozef Kovalík
Jozef Kovalík (ur. 4 listopada 1992 w Bratysławie) – słowacki tenisista, reprezentant kraju w Pucharze Davisa.