Marta Kostyuk vs Zeynep Sonmez Head to Head Tennis Stats and Match Analysis

Marta Kostyuk and Zeynep Sonmez have met 2 times in professional competition, with Marta Kostyuk leading 2-0. Their most recent encounter was in August 2025 at US Open, where Marta Kostyuk prevailed on hard court 7-5 6-7(5) 6-3.

Marta Kostyuk: Against opponents ranked outside top 100 players in the last 52 weeks, Marta Kostyuk holds a 5-4 record (55.6%). Throughout her career, she has competed against opponents ranked outside top 100 176 times, winning 127 (72.2%). Over the past 10 matches, she holds a 7-3 record. Over the past 52 weeks, Marta Kostyuk has posted a 28-20 record (58.3% win rate). Her last match was 2 months ago. Over her career at WTA level, Marta Kostyuk holds a record of 90-69 (56.6%) on hard, 22-23 (48.9%) on clay, and 9-14 (39.1%) on grass. In the last 52 weeks: 19-13 (59.4%) on hard, 6-3 (66.7%) on clay, and 0-3 on grass at WTA level. Marta Kostyuk has won one WTA tour-level title on hard. She has also won three titles at Challenger/ITF level (two on hard and one on clay). Marta Kostyuk serves an average of 3.1 aces per match in the last 52 weeks, consistent with her career average of 3.0.

Zeynep Sonmez: Against top 50 players in the last 52 weeks, Zeynep Sonmez holds a 5-6 record (45.5%). Throughout her career, she has competed against top 50 19 times, winning 8 (42.1%). Over the past 10 matches, she holds a 5-5 record. Over the past 52 weeks, Zeynep Sonmez has posted a 25-27 record (48.1% win rate). Her last match was 3 weeks ago. Over her career at WTA level, Zeynep Sonmez holds a record of 15-13 (53.6%) on hard, 3-3 (50.0%) on grass, and 1-6 (14.3%) on clay. At Challenger/ITF level: 83-50 (62.4%) on clay, 78-49 (61.4%) on hard, and 5-3 (62.5%) on grass. In the last 52 weeks: 7-9 (43.8%) on hard, 2-1 (66.7%) on grass, and 1-3 (25.0%) on clay at WTA level. 3-2 (60.0%) on hard, 1-1 (50.0%) on grass, and 0-1 on clay at Challenger/ITF level. Zeynep Sonmez has won one WTA tour-level title on hard. She has also won four titles at Challenger/ITF level (three on hard and one on clay). Zeynep Sonmez serves an average of 0.5 aces per match in the last 52 weeks, consistent with her career average of 0.6.