Live points verified daily against the official ranking: 946 of 1,000 in the WTA top 1,000 match to the point. How we check ›
Ranked #992 in the live WTA standings, Barbara Kostecka is a 17-year-old Polish professional carrying 22 ranking points. Kostecka slipped 8 places in the latest ranking update. Our rating model puts Kostecka at 1514 ELO across 14 rated matches, strongest on clay (1519).
Kostecka's next scheduled points drop is 5 points from W75 Leszno 1 on January 25, 2027, when that result rolls off the 52-week ranking, and 4 results currently count toward Kostecka's ranking total.
<a href="https://atprank.com/player/barbara-kostecka"><img src="https://atprank.com/api/card/player/barbara-kostecka" alt="Live tennis ranking — atprank.com" width="640" height="180" /></a>Live card — updates automatically. Free to embed with the atprank.com link.
From matches in our dataset (2023–present).
Biggest upset victories — matches Barbara Kostecka won as the betting underdog, ranked by pre-match odds.
Merel HoedtW15 Grodzisk Mazowiecki 1 2025 · 6-1 6-2@3.14def. 
Ania HertelW15 Grodzisk Mazowiecki 1 2025 · 5-7 7-5 6-4@2.88def. 
Alize LimW15 Manacor 3 2026 · 6-3 6-2@2.64def. 
Emilija TverijonaiteW35 Bolszewo 2026 · 6-3 6-0@2.11def. Aleksandra Julia ZuchanskaW15 Grodzisk Mazowiecki 1 2025 · 6-4 6-1@1.94Barbara Kostecka’s wins over the highest-rated opponents, by the opponent’s pre-match ELO (since 2023).
Emilija TverijonaiteW35 Bolszewo 2026 · 6-3 6-0ELO 1540def. Merel HoedtW15 Grodzisk Mazowiecki 1 2025 · 6-1 6-2ELO 1532def. Alize LimW15 Manacor 3 2026 · 6-3 6-2ELO 1527def. Aleksandra Julia ZuchanskaW15 Grodzisk Mazowiecki 1 2025 · 6-4 6-1ELO 1509def. 
Emma SlavikovaW15 Grodzisk Mazowiecki 1 2025 · 7-5 4-6 7-5ELO 1493Last match Jun 18, 2026 · last win Jun 17, 2026
Level on points with Valeria Bhunu at #991.
Points needed to reach each tier, assuming other players’ totals stay the same.
Starts at your live total of 22 pts. The most recent 11 pts don't have a published drop date yet, so they show at an estimated ~52-week date and firm up once the result settles.
Barbara Kostecka's most-played opponents. Open any rivalry for the full meeting record and a win-probability prediction.