Zdenek Kolar vs Zhizhen Zhang Head to Head Tennis Stats and Match Analysis

Zdenek Kolar and Zhizhen Zhang have met 2 times in professional competition, with Zdenek Kolar leading 2-0. Their most recent encounter was in May 2026 at Oeiras 6 Challenger, where Zdenek Kolar prevailed on clay court 6-3 6-4.

Zdenek Kolar: Against opponents ranked outside top 100 players in the last 52 weeks, Zdenek Kolar holds a 55-35 record (61.1%). Throughout his career, he has competed against opponents ranked outside top 100 776 times, winning 442 (57.0%). Over the past 10 matches, he holds a 4-6 record. Over the past 52 weeks, Zdenek Kolar has posted a 55-35 record (61.1% win rate). Over his career at ATP level, Zdenek Kolar holds a record of 1-2 (33.3%) on clay and 0-1 on grass. At Challenger/ITF level: 312-212 (59.5%) on clay and 98-92 (51.6%) on hard. In the last 52 weeks: 49-27 (64.5%) on clay and 5-5 (50.0%) on hard at Challenger/ITF level. Zdenek Kolar has won 13 titles at Challenger/ITF level (12 on clay and one on hard). Zdenek Kolar is currently serving 2.1 aces per match in the last 52 weeks (90 matches), down from a career average of 2.8.

Zhizhen Zhang: Against opponents ranked outside top 100 players in the last 52 weeks, Zhizhen Zhang holds a 16-10 record (61.5%). Throughout his career, he has competed against opponents ranked outside top 100 396 times, winning 211 (53.3%). Over the past 10 matches, he holds a 7-3 record. Over the past 52 weeks, Zhizhen Zhang has posted a 21-23 record (47.7% win rate). His last match was 3 weeks ago. Over his career at ATP level, Zhizhen Zhang holds a record of 32-51 (38.6%) on hard, 20-19 (51.3%) on clay, and 8-9 (47.1%) on grass. At Challenger/ITF level: 83-92 (47.4%) on hard, 78-57 (57.8%) on clay, and 9-5 (64.3%) on grass. In the last 52 weeks: 3-8 (27.3%) on hard, 2-1 (66.7%) on grass, and 1-5 (16.7%) on clay at ATP level. 7-2 (77.8%) on grass, 5-4 (55.6%) on hard, and 2-1 (66.7%) on clay at Challenger/ITF level. Zhizhen Zhang has won six titles at Challenger/ITF level (four on hard and two on clay). Zhizhen Zhang is currently serving 8.6 aces per match in the last 52 weeks (44 matches), up from a career average of 6.5.