Name: Lukas Klein
Country: Slovakia
Birthdate: 22.03.98, 25 years
ATP ranking: 172
TOP ranking's position: 133 (29.05.23, 454 points)
Points: 359
Prize money: 248696 $
Matches total: 487
Win: 306
%: 62.83 %
Country: Slovakia
Birthdate: 22.03.98, 25 years
ATP ranking: 172
TOP ranking's position: 133 (29.05.23, 454 points)
Points: 359
Prize money: 248696 $
Matches total: 487
Win: 306
%: 62.83 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 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 | 306/181 | 84/39 | 147/90 | 40/32 | 27/15 | 8/5 | 0/0 |
| perc. % | 62.83 % | 68.29 % | 62.03 % | 55.56 % | 64.29 % | 61.54 % | 0 % |
Lukas Klein / scheduled / last
| no matches found |
Lukas Klein form
Lukas Klein / last 50 matches
| 04.11.23 | 1/2 | Maximilian Marterer | Lukas Klein | 6-4, 6-4 |  | match details |  Ismaning Challenger | Carpet |
| 03.11.23 | 1/4 | Lukas Klein | Max Hans Rehberg | 6-3, 6-2 |  | match details | ||
| 02.11.23 | 2nd round | Lukas Klein | Nerman Fatic | 6-70, 6-4, 6-4 | | match details | ||
| 01.11.23 | 1st round | Lukas Klein | Damir Dzumhur | 6-3, 3-6, 6-1 | | match details | ||
| 29.10.23 | fin | Lukas Klein | Maks Kasnikowski | 6-74, 7-64, 7-66 | | match details |  Ortisei Challenger | I. hard |
| 28.10.23 | 1/2 | Lukas Klein | Billy Harris | 6-3, 7-65 | | match details | ||
| 27.10.23 | 1/4 | Lukas Klein | Enrico Dalla Valle | 6-3, 6-2 | | match details | ||
| 26.10.23 | 2nd round | Lukas Klein | Mirza Basic | 7-65, 7-63 | | match details | ||
| 24.10.23 | 1st round | Lukas Klein | Andrew Paulson | 7-5, 6-4 | | match details | ||
| 23.10.23 | qual. | Lukas Klein | Andrea Picchione | 7-69, 4-6, 6-2 | | match details | ||
| 22.10.23 | q 1 | Lukas Klein | Federico Arnaboldi | 6-1, 4-6, 6-3 | | match details | ||
| 13.10.23 | 1/4 | Gabriel Diallo | Lukas Klein | 3-6, 7-65, 6-2 | | match details |  Bratislava 2 | I. hard |
| 12.10.23 | 2nd round | Lukas Klein | Otto Virtanen | 6-4, 6-4 | | match details | ||
| 10.10.23 | 1st round | Lukas Klein | Dino Prizmic | 6-0, 6-3 | | match details | ||
| 04.10.23 | 2nd round | Maximilian Marterer | Lukas Klein | 6-3, 7-5 | | match details |  Alicante Challenger | Hard |
| 03.10.23 | 1st round | Lukas Klein | Daniel Cox | 6-3, 6-2 | | match details | ||
| 22.09.23 | 2nd round | Liam Broady | Lukas Klein | 6-2, 6-2 | | match details |  St. Tropez | Hard |
| 19.09.23 | 1st round | Lukas Klein | Jules Marie | 4-6, 6-3, 6-3 | | match details | ||
| 16.09.23 | Stefanos Tsitsipas | Lukas Klein | 6-73, 7-65, 4-0, Lukas Klein - retired | | match details |  Davis Cup | Hard | |
| 10.09.23 | fin | Damir Dzumhur | Lukas Klein | 7-65, 6-3 | | match details |  Istanbul Challenger | Hard |
| 09.09.23 | 1/2 | Lukas Klein | Jesper De Jong | 7-62, 6-72, 7-65 | | match details | ||
| 08.09.23 | 1/4 | Lukas Klein | Denis Yevseyev | 7-65, 6-73, 7-62 | | match details | ||
| 06.09.23 | 2nd round | Lukas Klein | Ergi Kirkin | 6-3, 6-4 | | match details | ||
| 05.09.23 | 1st round | Lukas Klein | Martin Damm | 6-4, 4-6, 7-5 | | match details | ||
| 26.08.23 | qual. | Hugo Gaston | Lukas Klein | 1-6, 6-3, 6-1 | | match details |  New York | Hard |
| 24.08.23 | q 2 | Lukas Klein | Maximilian Marterer | 7-65, 6-2 | | match details | ||
| 23.08.23 | q 1 | Lukas Klein | Mariano Navone | 6-1, 6-2 | | match details | ||
| 03.08.23 | 2nd round | Dino Prizmic | Lukas Klein | 6-2, 7-66 | | match details |  Liberec Challenger | Clay |
| 31.07.23 | 1st round | Lukas Klein | Joao Lucas Reis Da Silva | 6-1, 6-2 | | match details | ||
| 21.07.23 | 1/4 | Dalibor Svrcina | Lukas Klein | 7-65, 6-1 | | match details |  Tampere Challenger | Clay |
| 19.07.23 | 2nd round | Lukas Klein | Vit Kopriva | 7-5, 6-1 | | match details | ||
| 18.07.23 | 1st round | Lukas Klein | Elmar Ejupovic | 6-3, 6-4 | | match details | ||
| 13.07.23 | 2nd round | Sebastian Ofner | Lukas Klein | 6-4, 7-5 | | match details |  Salzburg Challenger | Clay |
| 11.07.23 | 1st round | Lukas Klein | Dennis Novak | 7-5, 5-7, 6-3 | | match details | ||
| 28.06.23 | q 2 | Shintaro Mochizuki | Lukas Klein | 6-76, 6-3, 6-2 | | match details |  London | Grass |
| 26.06.23 | q 1 | Lukas Klein | Vit Kopriva | 6-3, 6-4 | | match details | ||
| 20.06.23 | 1st round | Mattia Bellucci | Lukas Klein | 4-6, 6-4, 6-4 | | match details | Ilkley Challenger | Grass |
| 12.06.23 | 1st round | Tomas Barrios Vera | Lukas Klein | 1-6, 7-5, 6-0 | | match details | Bratislava 1 | Clay |
| 09.06.23 | 1/2 | Dalibor Svrcina | Lukas Klein | 6-3, 4-6, 6-4 | | match details | Prostejov Challenger | Clay |
| 08.06.23 | 1/4 | Lukas Klein | Jiri Lehecka | 6-3, 6-4 | | match details | ||
| 07.06.23 | 2nd round | Lukas Klein | Emilio Nava | 6-3, 6-2 | | match details | ||
| 06.06.23 | 1st round | Lukas Klein | Matheus Pucinelli De Almeida | 6-4, 3-6, 6-4 | | match details | ||
| 31.05.23 | 2nd round | Ivan Gakhov | Lukas Klein | 6-4, 6-2 | | match details | Troisdorf Challenger | Clay |
| 30.05.23 | 1st round | Lukas Klein | Marko Topo | 6-3, 6-72, 6-4 | | match details | ||
| 24.05.23 | q 2 | Flavio Cobolli | Lukas Klein | 6-4, 6-4 | | match details | Paris | Clay |
| 23.05.23 | q 1 | Lukas Klein | Mariano Navone | 6-0, 6-4 | | match details | ||
| 12.05.23 | 1/4 | Dominik Koepfer | Lukas Klein | 6-4, 6-76, 6-1 | | match details | Prague 2 | Clay |
| 11.05.23 | 2nd round | Lukas Klein | Guido Andreozzi | 5-7, 6-3, 6-3 | | match details | ||
| 09.05.23 | 1st round | Lukas Klein | Yaroslav Demin | 7-5, 6-1 | | match details | ||
| 06.05.23 | 1/2 | Sebastian Ofner | Lukas Klein | 7-64, 0-6, 6-3 | | match details | Prague 1 | Clay |