Adolfo Daniel Vallejo vs Chun Hsin Tseng Head to Head Tennis Stats and Match Analysis

Adolfo Daniel Vallejo and Chun Hsin Tseng have met 1 time in professional competition, with Chun Hsin Tseng leading 1-0. Their most recent encounter was in June 2025 at Prostejov Challenger, where Chun Hsin Tseng prevailed on clay court 7-6(2) 6-1.

Adolfo Daniel Vallejo: Against opponents ranked outside top 100 players in the last 52 weeks, Adolfo Daniel Vallejo holds a 32-24 record (57.1%). Throughout his career, he has competed against opponents ranked outside top 100 143 times, winning 71 (49.7%). Adolfo Daniel Vallejo has won his last 5 matches. Over the past 10 matches, he holds a 7-3 record. Over the past 52 weeks, Adolfo Daniel Vallejo has posted a 34-25 record (57.6% win rate). His last match was 7 weeks ago. At Challenger/ITF level: 62-55 (53.0%) on clay and 8-14 (36.4%) on hard. 34-22 (60.7%) on clay and 0-2 on hard at Challenger/ITF level. Adolfo Daniel Vallejo has won three titles at Challenger/ITF level (all on clay). Adolfo Daniel Vallejo serves an average of 2.1 aces per match in the last 52 weeks, consistent with his career average of 1.9.

Chun Hsin Tseng: Against opponents ranked outside top 100 players in the last 52 weeks, Chun Hsin Tseng holds a 26-15 record (63.4%). Throughout his career, he has competed against opponents ranked outside top 100 393 times, winning 241 (61.3%). Over the past 10 matches, he holds a 5-5 record. Over the past 52 weeks, Chun Hsin Tseng has posted a 32-33 record (49.2% win rate). His last match was 8 weeks ago. Over his career at ATP level, Chun Hsin Tseng holds a record of 5-17 (22.7%) on hard, 4-9 (30.8%) on clay, and 0-3 on grass. At Challenger/ITF level: 121-69 (63.7%) on clay and 103-66 (60.9%) on hard. In the last 52 weeks: 3-6 (33.3%) on clay, 1-4 (20.0%) on hard, and 0-2 on grass at ATP level. 12-5 (70.6%) on clay and 6-4 (60.0%) on hard at Challenger/ITF level. Chun Hsin Tseng has won 10 titles at Challenger/ITF level (six on clay and four on hard). Chun Hsin Tseng is currently serving 3.5 aces per match in the last 52 weeks (65 matches), up from a career average of 2.7.