Name: Alex Knaff
Country: Luxembourg
Birthdate: 26.11.97, 27 years
ATP ranking: 590
TOP ranking's position: 486 (11.09.23, 85 points)
Points: 58
Prize money: 60.712 $
Matches total: 359
Win: 217
%: 60.45 %
Country: Luxembourg
Birthdate: 26.11.97, 27 years
ATP ranking: 590
TOP ranking's position: 486 (11.09.23, 85 points)
Points: 58
Prize money: 60.712 $
Matches total: 359
Win: 217
%: 60.45 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2025 | 15/6 | 13/5 | 0/0 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2024 | 41/33 | 29/23 | 2/3 | 10/7 | 0/0 | 0/0 | 0/0 |
| 2023 | 54/31 | 38/22 | 16/9 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2022 | 50/25 | 20/9 | 3/6 | 24/9 | 3/1 | 0/0 | 0/0 |
| 2021 | 20/13 | 5/4 | 5/5 | 9/3 | 1/1 | 0/0 | 0/0 |
| 2019 | 1/2 | 0/0 | 1/1 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2018 | 11/10 | 0/0 | 10/9 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2017 | 19/10 | 0/0 | 18/9 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2016 | 6/11 | 0/3 | 5/7 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2015 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 217/142 | 105/66 | 60/50 | 48/24 | 4/2 | 0/0 | 0/0 |
| perc. % | 60.45 % | 61.4 % | 54.55 % | 66.67 % | 66.67 % | 0 % | 0 % |
Alex Knaff / Fixtures
| 23.04.25 14:01 | 1st round | Liam Krall | Alex Knaff  | 5-7, 4-5 LIVE | match details |  M15 Monastir | Hard |
Alex Knaff form / year 2021
Alex Knaff / year 2021
| 20.11.21 | 1/2 | Gabriel Diallo | Alex Knaff | 6-2, 6-72, 6-2 |  | match details |  M15 East | I. hard |
| 19.11.21 | 1/4 | Alex Knaff | Colin Sinclair | 7-64, 5-7, 6-2 |  | match details | ||
| 18.11.21 | 2nd round | Alex Knaff | Ronald Hohmann | 6-3, 6-4 | | match details | ||
| 17.11.21 | 1st round | Alex Knaff | William Bushamuka | 6-2, 7-63 | | match details | ||
| 16.11.21 | qual. | Alex Knaff | Joshua Sheehy | 6-3, 6-2 | | match details | ||
| 15.11.21 | q 1 | Alex Knaff | Jackson Winkler | 6-1, 6-0 | | match details | ||
| 04.11.21 | 2nd round | Felix Corwin | Alex Knaff | 5-7, 7-64, 7-5 | | match details | M15 Ithaca | I. hard |
| 03.11.21 | 1st round | Alex Knaff | Radu Mihai Papoe | 4-6, 6-3, 6-0 | | match details | ||
| 02.11.21 | qual. | Alex Knaff | Robert Hagan | 6-2, 6-0 | | match details | ||
| 27.10.21 | 1st round | Sho Shimabukuro | Alex Knaff | 6-4, 4-6, 6-4 | | match details | M15 Tallahassee | I. hard |
| 26.10.21 | qual. | Alex Knaff | Blu Baker | 7-65, 7-5 | | match details | ||
| 25.10.21 | q 1 | Alex Knaff | Matthew Dellavedova | 6-4, 6-2 | | match details | ||
| 05.10.21 | qual. | Arthur Cazaux | Alex Knaff | 6-1, 6-75, 10-5 | | match details |  M25 Setubal | Hard |
| 04.10.21 | q 2 | Alex Knaff | Aditya Katticaren | 6-0, 6-0 | | match details | ||
| 27.09.21 | qual. | Millen Hurrion | Alex Knaff | 6-3, 6-77, 10-3 | | match details |  M15 Forbach | Carpet |
| 26.09.21 | q 1 | Alex Knaff | Julien De Cuyper | 6-4, 6-0 | | match details | ||
| 12.09.21 | q 1 | Mattias Southcombe | Alex Knaff | 2-6, 7-616, 10-7 | | match details | M15 Monastir | Hard |
| 06.09.21 | q 2 | Masamichi Imamura | Alex Knaff | 2-6, 6-3, 10-3 | | match details | M15 Monastir | Hard |
| 05.09.21 | q 1 | Alex Knaff | Tom Dynka | 6-0, 6-0 | | match details | ||
| 01.09.21 | 1st round | Felix Corwin | Alex Knaff | 5-7, 7-66, 6-3 | | match details | M15 Monastir | Hard |
| 31.08.21 | qual. | Alex Knaff | Yuta Kawahashi | 5-7, 6-4, 10-7 | | match details | ||
| 30.08.21 | q 2 | Alex Knaff | Egor Tsarapkin | 6-3, 6-3 | | match details | ||
| 30.08.21 | q 1 | Alex Knaff | Gino Romano | 6-0, 6-4 | | match details | ||
| 23.08.21 | q 1 | Alex Knaff | Jeremy Schifris | 6-3, 7-66 | | match details |  M25 Trier | Clay |
| 23.08.21 | qual. | Yannik Steinegger | Alex Knaff | 6-3, 6-1 | | match details | ||
| 15.08.21 | q 1 | Jakub Wojcik | Alex Knaff | 6-3, 4-6, 10-8 | | match details |  M25 Koksijde | Clay |
| 03.08.21 | qual. | Roko Horvat | Alex Knaff | 6-4, 1-6, 10-6 | | match details |  M15 Novi | Clay |
| 02.08.21 | q 2 | Alex Knaff | Alen Rogic Hadzalic | 6-2, 6-1 | | match details | ||
| 01.08.21 | q 1 | Alex Knaff | Admir Kalender | 7-5, 6-4 | | match details | ||
| 27.07.21 | qual. | Bekkhan Atlangeriev | Alex Knaff | 6-4, 6-2 | | match details | M15 Novi | Clay |
| 26.07.21 | q 2 | Alex Knaff | Tomislav Jotovski | 5-7, 6-2, 11-9 | | match details | ||
| 25.07.21 | q 1 | Alex Knaff | Luka Pavlovic | 7-65, 5-7, 15-13 | | match details | ||
| 20.07.21 | 1st round | Marlon Vankan | Alex Knaff | 6-4, 6-4 | | match details |  M15 Esch/Alzette | Clay |
