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

Wikipedia - Kacper Żuk

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.