Katie Boulter vs Marta Kostyuk Head to Head Tennis Stats and Match Analysis

Katie Boulter and Marta Kostyuk have met 2 times in professional competition, with the series tied at 1-1. Their most recent encounter was in August 2025 at US Open, where Marta Kostyuk prevailed on hard court 6-4 6-4.

Katie Boulter: Against top 20 players in the last 52 weeks, Katie Boulter holds a 4-7 record (36.4%). Throughout her career, she has competed against top 20 44 times, winning 10 (22.7%). Over the past 10 matches, she holds a 5-5 record. Over the past 52 weeks, Katie Boulter has posted a 28-26 record (51.9% win rate). Over her career at WTA level, Katie Boulter holds a record of 56-59 (48.7%) on hard, 36-21 (63.2%) on grass, and 6-11 (35.3%) on clay. In the last 52 weeks: 13-13 (50.0%) on hard, 6-4 (60.0%) on grass, and 4-5 (44.4%) on clay at WTA level. Katie Boulter has won four WTA tour-level titles (two on hard and two on grass). She has also won eight titles at Challenger/ITF level (five on hard and one on clay). Katie Boulter is currently serving 2.7 aces per match in the last 52 weeks (54 matches), down from a career average of 3.4.

Marta Kostyuk: Against top 100 players in the last 52 weeks, Marta Kostyuk holds a 30-12 record (71.4%). Throughout her career, she has competed against top 100 236 times, winning 132 (55.9%). Over the past 10 matches, she holds a 9-1 record. Over the past 52 weeks, Marta Kostyuk has posted a 34-13 record (72.3% win rate). Her last match was 2 weeks ago. Over her career at WTA level, Marta Kostyuk holds a record of 96-73 (56.8%) on hard, 38-24 (61.3%) on clay, and 9-14 (39.1%) on grass. In the last 52 weeks: 16-1 (94.1%) on clay, 15-9 (62.5%) on hard, and 0-3 on grass at WTA level. Marta Kostyuk has won three WTA tour-level titles (two on clay and one on hard). Marta Kostyuk serves an average of 3.3 aces per match in the last 52 weeks, consistent with her career average of 3.1.