 
    | ATP Paris | 10/25 12:30 | 14 |  [80]                Jesper De Jong
                v
                Kamil Majchrzak                [70]   | 4-6,7-6,7-6 | |
| ATP Basel | 10/21 16:00 | 25 |  [70]                Kamil Majchrzak                v
                Viktorija Rajicic
                [6] | 7-6,3-6,6-7 | |
| ATP Basel | 10/19 11:00 | 19 | [70]                Valentin Royer
                v
                Kamil Majchrzak                [75]   | 4-6,5-7 | |
| ATP Basel | 10/18 09:00 | 14 |  [89]                Pedro Martinez
                v
                Kamil Majchrzak                [75]   | 4-6,4-6 | |
| ATP Stockholm | 10/15 13:55 | 26 |  [60]                Sebastian Korda
                v
                Kamil Majchrzak                [75]   | 6-4,4-6,7-5 | |
| ATP Stockholm | 10/14 12:30 | 25 |  [75]                Kamil Majchrzak                v
                Filip Misolic
                [95]   | 6-2,6-2 | |
| ATP Shanghai | 10/06 04:30 | 25 |  [66]                Kamil Majchrzak                v
                Alex De Minaur
                [7]   | 1-6,5-7 | |
| ATP Shanghai | 10/04 04:30 | 24 |  [32]                Brandon Nakashima
                v
                Kamil Majchrzak                [66]   | 4-6,0-6 | |
| ATP Shanghai | 10/02 06:20 | 23 |  [66]                Kamil Majchrzak                v
                Ethan Quinn
                [72]   | 6-3,6-4 | |
| US Open | 08/30 19:20 | 25 |  [76]                Kamil Majchrzak                v
                Leandro Riedi
                [435]   | Retired | |
| US Open | 08/28 16:20 | 24 |  [9]                Karen Khachanov
                v
                Kamil Majchrzak                [76]   | 6-2,7-6,4-6,5-7,6-7 | |
| US Open | 08/25 19:25 | 23 |  [121]                Hugo Dellien
                v
                Kamil Majchrzak                [76]   | 1-6,4-6,7-6,4-6 | 
Kamil Adrian Majchrzak ([ˈkamil ˈmai̯xʂak]; born 13 January 1996, Piotrków Trybunalski) is a Polish professional tennis player. He has a career-high ATP singles ranking of world No. 61, achieved on 15 September 2025 and a doubles ranking of No. 241, achieved on 8 August 2016. He is currently the No. 1 male singles player from Poland.