Name: Lukas Klein
Country: Slovakia
Birthdate: 22.03.98, 24 years
ATP ranking: 224
TOP ranking's position: 220 (13.06.22, 259 points)
Points: 249
Prize money: 143.217 $
Matches total: 381
Win: 242
%: 63.52 %
Country: Slovakia
Birthdate: 22.03.98, 24 years
ATP ranking: 224
TOP ranking's position: 220 (13.06.22, 259 points)
Points: 249
Prize money: 143.217 $
Matches total: 381
Win: 242
%: 63.52 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2022 | 19/9 | 0/0 | 16/9 | 0/0 | 0/0 | 3/0 | 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 | 242/139 | 70/31 | 121/70 | 21/23 | 23/13 | 7/2 | 0/0 |
| perc. % | 63.52 % | 69.31 % | 63.35 % | 47.73 % | 63.89 % | 77.78 % | 0 % |
Lukas Klein / Fixtures
| 28.06.22 | 1st round | Liam Broady | Lukas Klein | match details |  London | Grass |
Lukas Klein form
Lukas Klein / Latest Scores
| 23.06.22 | qual. | Lukas Klein | Andreas Seppi | 6-1, 6-73, 7-65, 7-64 |  | match details | London | Grass |
| 22.06.22 | q 2 | Lukas Klein | Yannick Hanfmann | 7-5, 6-2 | | match details | ||
| 20.06.22 | q 1 | Lukas Klein | Billy Harris | 6-3, 6-4 | | match details | ||
| 07.06.22 | 1st round | Fabian Marozsan | Lukas Klein | 6-4, 6-4 |  | match details |  Bratislava Challenger | Clay |
| 03.06.22 | 1/2 | Dalibor Svrcina | Lukas Klein | 7-5, 6-2 | | match details |  Prostejov Challenger | Clay |
| 02.06.22 | 1/4 | Lukas Klein | Benjamin Hassan | 7-64, 7-5 | | match details | ||
| 01.06.22 | 2nd round | Lukas Klein | Enzo Couacaud | 6-2, 6-3 | | match details | ||
| 31.05.22 | 1st round | Lukas Klein | Alexander Erler | 6-4, 6-0 | | match details | ||
| 29.05.22 | fin | Lukas Klein | Zizou Bergs | 6-2, 6-4 | | match details |  Troisdorf Challenger | Clay |
| 28.05.22 | 1/2 | Lukas Klein | Henri Squire | 6-4, 6-1 | | match details | ||
| 27.05.22 | 1/4 | Lukas Klein | Hugo Grenier | 7-65, 6-4 | | match details | ||
| 26.05.22 | 2nd round | Lukas Klein | Nicola Kuhn | 6-3, 4-1, Nicola Kuhn - retired | | match details | ||
| 24.05.22 | 1st round | Lukas Klein | Facundo Mena | 6-2, 6-2 | | match details | ||
| 23.05.22 | qual. | Lukas Klein | Hady Habib | 6-1, 6-3 | | match details | ||
| 22.05.22 | q 1 | Lukas Klein | Pawel Cias | 6-4, 6-73, 6-1 | | match details | ||
| 14.05.22 | q 1 | Facundo Bagnis | Lukas Klein | 4-6, 6-3, 6-2 | | match details |  Geneva | Clay |
| 02.05.22 | qual. | Mate Valkusz | Lukas Klein | 7-67, 6-1 | | match details |  Mauthausen Challenger | Clay |
| 01.05.22 | q 1 | Lukas Klein | Alexander Erler | 4-6, 6-0, 6-3 | | match details | ||
| 26.04.22 | 1st round | Dennis Novak | Lukas Klein | 7-64, 7-67 | | match details | Ostrava Challenger | Clay |
| 25.04.22 | qual. | Mats Rosenkranz | Lukas Klein | 7-65, 3-6, 7-64 | | match details | ||
| 24.04.22 | q 1 | Lukas Klein | Jan Nedvidek | 6-0, 6-0 | | match details | ||
| 20.04.22 | 2nd round | Christopher O'Connell | Lukas Klein | 6-3, 7-5 | | match details |  Split Challenger | Clay |
| 18.04.22 | 1st round | Lukas Klein | Andrey Kuznetsov | 6-4, 7-5 | | match details | ||
| 07.04.22 | 2nd round | Jonas Forejtek | Lukas Klein | 6-3, 7-5 | | match details |  Murcia Challenger | Clay |
| 06.04.22 | 1st round | Lukas Klein | Andrea Pellegrino | 6-3, 1-6, 6-3 | | match details | ||
| 29.03.22 | 1st round | Nicolas Alvarez Varona | Lukas Klein | 7-65, 6-4 | | match details | Marbella Challenger | Clay |
| 28.03.22 | qual. | Lukas Klein | Alvaro Lopez San Martin | 6-3, 6-4 | | match details | ||
| 27.03.22 | q 1 | Lukas Klein | Titouan Droguet | 6-4, 6-3 | | match details | ||
| 22.09.21 | 1st round | Mats Moraing | Lukas Klein | 5-7, 6-4, 6-4 | | match details | Biel Challenger | I. hard |
| 28.08.21 | 1/4 | Javier Barranco Cosano | Lukas Klein | 3-6, 6-3, 6-4 | | match details |  Warsaw Challenger | Clay |
| 26.08.21 | 2nd round | Lukas Klein | Andrey Kuznetsov | 7-5, 6-1 | | match details | ||
| 24.08.21 | 1st round | Lukas Klein | Julian Lenz | 6-1, 3-6, 6-3 | | match details | ||
| 17.08.21 | 1st round | Nicolas Jarry | Lukas Klein | 1-6, 7-65, 7-66 | | match details | Luedenscheid Challenger | Clay |
| 13.08.21 | 1/4 | Botic Van De Zandschulp | Lukas Klein | 6-4, 3-6, 6-4 | | match details | Meerbusch Challenger | Clay |
| 11.08.21 | 2nd round | Lukas Klein | Duje Ajdukovic | 6-4, 4-6, 6-4 | | match details | ||
| 09.08.21 | 1st round | Lukas Klein | Tobias Kamke | 6-1, 6-2 | | match details | ||
| 04.08.21 | 2nd round | Botic Van De Zandschulp | Lukas Klein | 6-4, 3-6, 7-5 | | match details | Liberec Challenger | Clay |
| 02.08.21 | 1st round | Lukas Klein | Maxime Janvier | 6-3, 6-4 | | match details | ||
| 25.07.21 | 1st round | James Duckworth | Lukas Klein | 5-7, 6-3, 7-64 | | match details |  Tokyo | Hard |
| 08.07.21 | 2nd round | Holger Vitus Nodskov Rune | Lukas Klein | 6-4, 6-4 | | match details |  Perugia Challenger | Clay |
| 06.07.21 | 1st round | Lukas Klein | Riccardo Bonadio | 6-1, 7-64 | | match details | ||
| 23.06.21 | 2nd round | Jordan Thompson | Lukas Klein | 6-4, 6-4 | | match details | Mallorca | Grass |
| 21.06.21 | 1st round | Lukas Klein | Dusan Lajovic | 6-4, 7-62 | | match details | ||
| 20.06.21 | qual. | Lukas Klein | Denis Istomin | 6-3, 2-6, 6-4 | | match details | ||
| 19.06.21 | q 1 | Lukas Klein | Pablo Cuevas | 6-3, 6-4 | | match details | ||
| 16.06.21 | 2nd round | Blaz Rola | Lukas Klein | 6-4, 3-6, 7-66 | | match details | Prostejov Challenger | Clay |
| 15.06.21 | 1st round | Lukas Klein | Jiri Lehecka | 7-5, 7-5 | | match details | ||
| 08.06.21 | 1st round | Jiri Lehecka | Lukas Klein | 4-6, 6-3, 7-64 | | match details | Bratislava Challenger | Clay |
| 24.05.21 | 1st round | Federico Delbonis | Lukas Klein | 3-6, 6-3, 6-4 | | match details |  Belgrade | Clay |
| 23.05.21 | qual. | Christopher O'Connell | Lukas Klein | 7-67, 7-5 | | match details |
