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Tamara Kostic
Tamara Kostic is a professional tennis player from Austria, 20 years old, ranked No. 815 on the WTA singles rankings as of June 23, 2025. Career-high ranking: No. 465 (July 29, 2024). Kostic has won 1 career singles title from 3 finals (1 at ITF level). Most recent title: W15 Vierumaki 1 (2023), beating Katic 6-0, 7-5 in the final. In 2026 the record stands at 2-2 (2-2 at ITF / Futures level). Last match: lost to Muller 7-5, 6-1 in the Q2 at W15 Pecs, August 31, 2026.
The Climb
From the Futures to the Slams
The milestones that mark a professional career, with the ranking at each step.
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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
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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
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