| Challenger Quimper | 01/29 10:00 | 27 | [184] USSA Nova U20 v Kacper Zuk [267] | 6-3,7-5 | |
| Challenger Quimper | 01/28 12:50 | 26 |
[135] Arthur Rinderknech
v
Kacper Zuk [267] |
6-7,2-6 | |
| Challenger Quimper | 01/26 11:45 | 25 | [267] Kacper Zuk v Peter Gojowczyk [151] | 6-4,6-3 | |
| Challenger Quimper | 01/25 09:30 | 19 |
[236] NV Estudiantes de Murcia CF
v
Kacper Zuk [267] |
1-6,4-6 | |
| Challenger Quimper | 01/24 11:25 | 14 |
[267] Kacper Zuk v
Alexey Vatutin
[246]
|
6-3,7-5 | |
| ATP Antalya | 01/07 09:45 | 25 | [309] Altug Celikbilek v Kacper Zuk [262] | 7-6,7-5 | |
| ITF M25 Vale Do Lobo | 11/01 10:55 | 29 |
[458] Nuno Borges
v
Kacper Zuk [285] |
4-6,3-6 | |
| ITF M25 Vale Do Lobo | 10/31 12:00 | 28 |
[288] Chun Hsin Tseng
v
Kacper Zuk [285] |
6-1,5-7,3-6 | |
| ITF M25 Vale Do Lobo | 10/30 10:00 | 27 |
[349] Jesper De Jong
v
Kacper Zuk [285] |
7-6,5-7,1-6 | |
| ITF M25 Vale Do Lobo | 10/29 10:55 | 26 |
[392] Michael Geerts
v
Kacper Zuk [285] |
6-7,6-7 | |
| ITF M25 Vale Do Lobo | 10/28 15:05 | 25 | [421] Sebastian Fanselow v Kacper Zuk [285] | 4-6,5-7 | |
| ITF M25 Hamburg | 10/24 10:25 | 29 |
[287] Chun Hsin Tseng
v
Kacper Zuk [284] |
4-6,6-7 | |
| ITF M25 Hamburg | 10/23 12:35 | 28 | Anton Matusevich v Kacper Zuk | 3-6,6-7 | |
| ITF M25 Hamburg | 10/22 12:10 | 27 |
Alex Molcan
v
Kacper Zuk |
7-6,3-6,4-6 | |
| ITF M25 Hamburg | 10/21 10:00 | 26 |
[345] Tim Van Rijthoven
v
Kacper Zuk [284] |
6-7,7-6,3-6 | |
| ITF M25 Hamburg | 10/19 17:45 | 25 | Yan Sabanin v Kacper Zuk | 0-6,4-6 | |
| ITF M25 Hamburg | 10/19 17:30 | 25 |
FOC Farsta
v
Kacper Zuk |
Cancelled | |
| Challenger Lisbon | 10/11 12:25 | 164 |
[279] Kacper Zuk v
Borna Gojo
[270]
|
1-6,7-6,3-6 | |
| Challenger Lisbon | 10/10 13:10 | 64 | [255] Pedja Krstin v Kacper Zuk [279] | Retired | |
| Challenger Sibiu | 09/21 08:00 | 25 | [264] Malek Jaziri v Kacper Zuk [285] | 6-4,6-2 | |
| Challenger Iasi | 09/17 08:00 | 26 |
[189] Carlos Taberner
v
Kacper Zuk [285] |
6-2,4-6,6-3 | |
| Challenger Iasi | 09/14 12:30 | 25 | Kacper Zuk v Nicholas D Ionel | 6-2,6-0 | |
| Challenger Iasi | 09/13 09:35 | - | [306] Kacper Zuk v Maxime Hamou [351] | 7-6,4-6,7-6 | |
| Challenger Iasi | 09/12 10:55 | - | [306] Kacper Zuk v Rafael Matos [483] | 6-3,6-3 | |
| ITF M25 Poznan | 08/30 08:50 | 29 |
[303] Kacper Zuk v
Dimitar Kuzmanov
[318]
|
7-6,6-1 | |
| ITF M25 Poznan | 08/29 08:55 | 28 |
[345] Tim Van Rijthoven
v
Kacper Zuk [303] |
1-6,6-4,3-6 | |
| ITF M25 Poznan | 08/28 09:00 | 27 |
[303] Kacper Zuk v
Vit Kopriva
[320]
|
6-2,6-4 | |
| ITF M25 Poznan | 08/27 08:55 | 26 | Kacper Zuk v Maciej Rajski | 6-2,6-0 | |
| ITF M25 Poznan | 08/25 14:45 | 25 | Kacper Zuk v Yann Wojcik | 6-1,6-1 | |
| ITF M25 Vogau | 08/20 11:20 | 26 |
Kacper Zuk v
Holger Vitus Nodskov Rune
|
3-6,4-6 |
Kacper Żuk (born 21 January 1999) is a former Polish professional tennis player.
Żuk has a career high ATP singles ranking of World No. 162 achieved on 13 September 2021. He also has a career-high ATP doubles ranking of World No. 278, achieved on 9 May 2022.
Żuk has reached ten career singles finals with a record of 11 wins and 3 losses, which includes a 1–2 record in ATP Challenger Tour finals. Additionally, he has reached 21 career doubles finals, with a record of 12 wins and 9 losses all but one occurring at the ITF Futures level.