| Challenger Perugia | 06/10 13:05 | 25 | [243] Kasnikowski, Maks v 마에스트렐리, 프란세스코 [191] | 6-3,6-3 | |
| Challenger Heilbronn | 06/07 13:00 | 27 | [264] Kasnikowski, Maks v van Assche, Luca [103] | 3-6,6-3,0-6 | |
| Challenger Heilbronn | 06/06 14:40 | 26 | [83] 알트마이엘, 다니엘 v Kasnikowski, Maks [264] | 2-6,5-7 | |
| Challenger Heilbronn | 06/04 13:45 | 25 | [264] Kasnikowski, Maks v 판세로, 세바스티안 [313] | 4-6,6-4,6-1 | |
| ITF M25 Kiseljak | 06/02 12:00 | 29 | [264] Kasnikowski, Maks v 클라르크, 제이 [356] | 6-2,6-2 | |
| ITF M25 Kiseljak | 06/01 12:30 | 28 | [264] Kasnikowski, Maks v 두트라 다 실바, 다니엘 [385] | 6-4,6-7,6-1 | |
| ITF M25 Kiseljak | 05/31 13:40 | 27 | [264] Kasnikowski, Maks v 델라베도바, 마튜 [429] | 6-3,6-1 | |
| ITF M25 Kiseljak | 05/30 11:05 | 26 | Kasnikowski, Maks v Fares Zakaria | Retired | |
| ITF M25 Kiseljak | 05/29 14:50 | 25 | Kasnikowski, Maks v Hopp, Michel | 7-5,6-4 | |
| Challenger Skopje | 05/22 09:55 | 26 | [170] 오벨레이트너, 네일 v Kasnikowski, Maks [265] | 6-0,7-6 | |
| Challenger Skopje | 05/20 10:00 | 25 | [352] 루즈, 올란도 v Kasnikowski, Maks [265] | Retired | |
| Challenger Francavilla | 05/08 10:35 | 26 | [268] Kasnikowski, Maks v 하드트, 니크 [214] | 7-6,3-6,2-6 | |
| Challenger Francavilla | 05/06 14:35 | 25 | [195] 크루포드, 올리버 v Kasnikowski, Maks [268] | 1-6,5-7 | |
| Challenger Ostrava | 04/23 10:25 | 25 | [249] Kasnikowski, Maks v Jakub Nicod [351] | 6-1,6-7,1-6 | |
| Challenger Oeiras | 04/16 12:35 | 25 | [398] 엘리아스, 가스타오 v Kasnikowski, Maks [245] | Retired | |
| Challenger Oeiras | 04/15 09:30 | 19 | [245] Kasnikowski, Maks v 온클린, 가우시어 [269] | 6-7,3-6 | |
| Challenger Oeiras | 04/14 11:35 | 14 | Kasnikowski, Maks v 아라우조, 페드로 | 6-7,6-3,6-3 | |
| Challenger Split | 04/11 09:00 | 26 | [253] Kasnikowski, Maks v Matej Dodig [420] | 4-6,4-6 | |
| Challenger Split | 04/09 10:00 | 25 | [253] Kasnikowski, Maks v 콜라르, 즈데네크 [226] | 6-1,6-2 | |
| Challenger Barletta | 04/05 09:00 | 27 | [129] 마요트, 하롤드 v Kasnikowski, Maks [260] | 7-5,6-3 | |
| Challenger Barletta | 04/03 12:30 | 26 | [260] Kasnikowski, Maks v 아가메논, 프란코 [196] | 6-4,7-6 | |
| Challenger Barletta | 04/01 13:30 | 25 | [260] Kasnikowski, Maks v Oradini, Giovanni [369] | 6-4,7-5 | |
| Challenger Hamburg | 03/11 17:30 | 25 | [258] Kasnikowski, Maks v Alexander Blockx [307] | 4-6,6-7 | |
| Challenger New Delhi | 02/27 09:40 | 25 | [194] 스위니, 단 v Kasnikowski, Maks [267] | 6-7,7-5,6-3 | |
| Pune, India | 02/22 07:25 | 26 | [267] Kasnikowski, Maks v 스위니, 단 [194] | 4-6,1-6 | |
| Pune, India | 02/20 05:45 | 25 | [221] Seongchan Hong v Kasnikowski, Maks [267] | 4-6,2-6 | |
| Challenger Bengaluru | 02/16 06:30 | 27 | [267] Kasnikowski, Maks v 로카 바탈라, 오리올 [209] | 6-7,6-4,5-7 | |
| Challenger Bengaluru | 02/14 07:10 | 26 | [126] 본지, 벤자민 v Kasnikowski, Maks [267] | 3-6,4-6 | |
| Challenger Bengaluru | 02/13 05:30 | 25 | [267] Kasnikowski, Maks v 우, 퉁린 [235] | 7-5,6-2 | |
| Challenger Chennai | 02/06 12:25 | 25 | [271] Kasnikowski, Maks v Mukund, S. [486] | 3-6,6-4,5-7 |
Maks Kaśnikowski (born 6 July 2003) is a Polish tennis player.
Kaśnikowski has a career high ATP singles ranking of world No. 245 achieved on 15 April 2024. He also has a career high ATP doubles ranking of No. 688 achieved on 8 May 2023.
Kaśnikowski represents Poland at the Davis Cup, where he has a W/L record of 2–1.
In October, he reached his first Challenger final in Ortisei, Italy and moved into a new career high in the top 290 in the rankings, that he first reached on 3 July 2023.
He won his first Challenger title at the 2024 Oeiras Indoors, saving six match points in the opening round against Adrian Andreev, becoming the second-youngest Polish champion in history to win a title. Only a 19-year-old Jerzy Janowicz was younger when he won his title in St. Remy, France in 2010.