Lukas Klein – ATP #179 – Player Profile, Match Statistics & Bio

Lukas Klein is a professional tennis player from Slovakia, currently ranked world No. 136 on the ATP Tour. He competes as a right-handed player. He has reached a career-high of No. 109. He turned professional in 2015.

Lukas Klein bounced back impressively in 2025. He won two titles at Zug Challenger and San Marino Challenger. Additional semifinals at Pau Challenger and Prague Challenger. Record: 22-16. By Challenger/ITF surface: clay 15-7, hard 7-8. He averaged 0.28 double faults per game, won 71% on first serve, and won 50% on second serve.

2024 proved challenging for Lukas Klein. Hard results: 6-6. He maintained pressure winning 54% on second serve delivery, delivered when it mattered with 65% pressure points won serving, and commanded 74% of points on first serve. At lower-tier events, he reached the quarterfinal at Ilkley Challenger. At lower-tier events: 5-8. He won 45% on second serve return, averaged 0.52 aces per game, and averaged 0.32 double faults per game.

Klein developed through Challenger events in 2023. He captured one title at Ortisei Challenger. He also reached the final at Istanbul Challenger. Additional semifinals at Prague Challenger, Ismaning Challenger, and Prostejov Challenger. Record: 31-20. Challenger/ITF results by surface: clay 13-9, hard 15-8. He won 70% on first serve, saved 61% of break points, and won 50% on second serve return.

The Slovak accumulated points at Challenger events in 2022. He broke into the top 200. He won two titles at Alicante Challenger and Troisdorf Challenger. He also reached the final at Ortisei Challenger. Additional semifinals at Como Challenger and Prostejov Challenger. Season record: 40-20. By Challenger/ITF surface: clay 26-15, hard 13-3. He won 72% on first serve, won 52% on second serve return, and averaged 0.32 double faults per game.

Lukas Klein competed at Futures/ITF level in 2021. He reached the semifinal at Zadar Challenger. Record: 21-18. Challenger record: 19-14. Challenger/ITF clay record: 17-12. He won 52% on second serve return, won 62% serve pressure points, and saved 63% of break points.

Klein developed through Futures tournaments in 2020. He reached three semifinals at M15 Trnava, M25 Pardubice, and Bratislava Challenger. Season record: 14-15. Challenger/ITF results on hard: 10-10. He won 49% on second serve return, saved 63% of break points, and averaged 0.50 aces per game.

The Slovak delivered an impressive 2019 campaign. He won three titles at M15 Piestany, M15 Bratislava, and M15 Sharm El Sheikh. He also reached the final at M25 Pardubice. Record: 56-15. By Challenger/ITF surface: clay 24-6, hard 32-9. He averaged 0.42 aces per game, saved 63% of break points, and won 47% on second serve.

Lukas Klein competed at Futures/ITF level in 2018. He captured one title at Egypt F9. Season record: 30-23. Challenger/ITF surface breakdown: clay 12-10, hard 14-10. He won 69% on first serve, won 52% on second serve return, and saved 58% of break points.

Lukas Klein developed through Futures tournaments in 2017. He reached three finals at Slovakia F2, Slovakia F3, and Czech Republic F7. Record: 30-24. Challenger/ITF results by surface: clay 12-7, hard 10-14. He won 59% on second serve, averaged 0.71 aces per game, and averaged 0.23 double faults per game.

Lukas Klein faced difficulties in 2016. He reached two quarterfinals at Czech Republic F8 and Czech Republic F9. Season record: 9-16. Record on clay in lower tier: 4-9. He averaged 0.31 double faults per game, won 36% on second serve, and won 72% on first serve.