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Jonas Kucera
Jonas Kucera is a professional tennis player from Czech Republic, 20 years old, currently outside the ATP top 500. In 2026 the record stands at 5-5 (0-1 at Challenger level, 5-4 at ITF / Futures level). Last match: lost to Siniakov 6-3, 6-0 in the Q1 at Liberec Challenger, July 26, 2026.
5-52026 win–loss
The Climb
From the Futures to the Slams
The milestones that mark a professional career, with the ranking at each step.
Call the climb
Say where this player will be, and by when. Graded from the weekly rankings; the record lives on My Slip.
Why we're watching
Recent results
| Date | Tournament | Rd. | Opponent | Result |
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The last ten singles matches, from the results feed. Click a column header to sort.
Career record by surface
Ranking, recent weeks
Titles & finals
Win–loss by level · this season
| Level | Record |
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