| Polish National Tour | 07/15 09:15 | - | Kamil Majchrzak v Maks Kasnikowski | 6-4,6-2 | |
| Polish National Tour | 07/14 10:30 | - | Aleksander Orlikowski v Maks Kasnikowski | 7-6,3-6,1-6 | |
| Polish National Tour | 07/13 09:15 | - | Maks Kasnikowski v Pawel Cias | 7-6,7-6 | |
| ITF M15 Monastir | 04/01 08:30 | 26 | Sho Shimabukuro v Maks Kasnikowski | 6-4,5-7,7-6 | |
| ITF M15 Monastir | 03/30 10:30 | 25 | Aziz Ouakaa v Maks Kasnikowski | 0-6,1-6 | |
| ITF M15 Monastir | 03/23 11:05 | 25 | Jordan Correia v Maks Kasnikowski | 6-4,6-4 | |
| ITF M25 Poznan | 08/25 14:00 | 25 | Maks Kasnikowski v Jelle Sels | 6-3,4-6,2-6 | |
| Polish National Tour | 07/25 11:55 | 1 | Kamil Majchrzak v Maks Kasnikowski | 6-4,1-6,6-2 | |
| Polish National Tour | 07/17 13:40 | 1 | Piotr Grynkowski v Maks Kasnikowski | 7-6,2-6,6-4 | |
| Polish National Tour | 07/16 12:55 | 1 | Hubert Hurkacz v Maks Kasnikowski | 5-7,7-5,3-6 | |
| Polish National Tour | 06/17 08:30 | 1 | Maks Kasnikowski v Filip Kolasinski | 4-6,3-6 | |
| Davis Cup | 03/07 14:45 | 45 | Maks Kasnikowski v Wai Yu Kai | 1-6,6-2,10-3 |
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.