Name: Lukas Klein
Country: Slovakia
Birthdate: 22.03.98, 26 years
ATP ranking: 120
TOP ranking's position: 116 (01.04.24, 524 points)
Points: 524
Prize money: 442212 $
Matches total: 513
Win: 324
%: 63.16 %
Country: Slovakia
Birthdate: 22.03.98, 26 years
ATP ranking: 120
TOP ranking's position: 116 (01.04.24, 524 points)
Points: 524
Prize money: 442212 $
Matches total: 513
Win: 324
%: 63.16 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 18/8 | 13/6 | 5/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 39/29 | 9/8 | 15/12 | 11/6 | 3/1 | 1/2 | 0/0 |
| 2022 | 44/22 | 5/0 | 27/17 | 8/3 | 1/1 | 3/1 | 0/0 |
| 2021 | 28/22 | 0/2 | 23/17 | 2/2 | 0/0 | 3/1 | 0/0 |
| 2020 | 25/18 | 1/1 | 15/8 | 8/8 | 1/1 | 0/0 | 0/0 |
| 2019 | 58/15 | 29/5 | 26/6 | 3/3 | 0/1 | 0/0 | 0/0 |
| 2018 | 30/23 | 8/3 | 12/10 | 2/5 | 8/5 | 0/0 | 0/0 |
| 2017 | 52/27 | 26/12 | 14/9 | 5/3 | 7/3 | 0/0 | 0/0 |
| 2016 | 22/18 | 4/5 | 11/9 | 0/1 | 7/3 | 0/0 | 0/0 |
| 2015 | 8/6 | 2/3 | 4/1 | 1/1 | 0/0 | 1/1 | 0/0 |
| 2014 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 324/189 | 97/45 | 152/92 | 40/32 | 27/15 | 8/5 | 0/0 |
| perc. % | 63.16 % | 68.31 % | 62.3 % | 55.56 % | 64.29 % | 61.54 % | 0 % |
Lukas Klein / scheduled / last
| 26.04.24 06:00 | 2nd round | Tommy Paul | Lukas Klein | match details |  Madrid | Clay |
Lukas Klein form / year 2015 / surface: Clay
Lukas Klein / year 2015 / surface: Clay
| 09.03.15 | 1st round | Matej Sabanov | Lukas Klein | 6-3, 7-63 |  | match details |  Croatia F4 | Clay |
| 09.03.15 | q 1 | Lukas Klein | Gabriel Schmidt | 6-3, 6-3 |  | match details | ||
| 09.03.15 | q 2 | Lukas Klein | Marco Bortolotti | 4-6, 6-1, 6-3 | | match details | ||
| 09.03.15 | qual. | Lukas Klein | Davide Melchiorre | 6-3, 5-7, 6-4 | | match details | ||
| 09.03.15 | Lukas Klein | Luca Gelhardt | 3-6, 6-2, 6-2 | | match details |