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 52-18 record (74.3%). Throughout his career, he has competed against opponents ranked outside top 100 182 times, winning 103 (56.6%). Over the past 10 matches, he holds a 5-5 record. Over the past 52 weeks, Adolfo Daniel Vallejo has posted a 60-23 record (72.3% win rate). Over his career at ATP level, Adolfo Daniel Vallejo holds a record of 5-4 (55.6%) on clay and 0-1 on grass. At Challenger/ITF level: 83-59 (58.5%) on clay and 8-14 (36.4%) on hard. In the last 52 weeks: 5-4 (55.6%) on clay and 0-1 on grass at ATP level. 43-13 (76.8%) on clay and 0-2 on hard at Challenger/ITF level. Adolfo Daniel Vallejo has won five titles at Challenger/ITF level (all on clay). Adolfo Daniel Vallejo is currently serving 2.9 aces per match in the last 52 weeks (83 matches), up from a career average of 2.2.

Chun Hsin Tseng: Against top 100 players in the last 52 weeks, Chun Hsin Tseng holds a 2-11 record (15.4%). Throughout his career, he has competed against top 100 64 times, winning 16 (25.0%). Over the past 10 matches, he holds a 5-5 record. Over the past 52 weeks, Chun Hsin Tseng has posted a 25-35 record (41.7% win rate). Over his career at ATP level, Chun Hsin Tseng holds a record of 5-18 (21.7%) on hard, 4-9 (30.8%) on clay, and 0-3 on grass. At Challenger/ITF level: 137-80 (63.1%) on clay and 103-67 (60.6%) on hard. In the last 52 weeks: 1-2 (33.3%) on clay, 0-4 on hard, and 0-2 on grass at ATP level. 16-12 (57.1%) on clay and 5-4 (55.6%) 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 serves an average of 2.7 aces per match in the last 52 weeks, consistent with his career average of 2.6.