Billy Harris vs Gauthier Onclin Head to Head Tennis Stats and Match Analysis

Billy Harris and Gauthier Onclin have met 1 time in professional competition, with Billy Harris leading 1-0. Their most recent encounter was in September 2025 at Guangzhou 2 Challenger, where Billy Harris prevailed on hard court 6-2 7-6(6).

Billy Harris: Against opponents ranked outside top 100 players in the last 52 weeks, Billy Harris holds a 29-30 record (49.2%). Throughout his career, he has competed against opponents ranked outside top 100 566 times, winning 313 (55.3%). Over the past 10 matches, he holds a 6-4 record. Over the past 52 weeks, Billy Harris has posted a 32-38 record (45.7% win rate). Over his career at ATP level, Billy Harris holds a record of 9-8 (52.9%) on grass, 2-11 (15.4%) on hard, and 0-1 on clay. At Challenger/ITF level: 159-120 (57.0%) on hard, 104-92 (53.1%) on clay, and 22-14 (61.1%) on grass. In the last 52 weeks: 1-4 (20.0%) on hard and 0-1 on grass at ATP level. 16-11 (59.3%) on hard, 4-3 (57.1%) on grass, and 1-4 (20.0%) on clay at Challenger/ITF level. Billy Harris has won six titles at Challenger/ITF level (three on hard and three on clay). Billy Harris is currently serving 6.4 aces per match in the last 52 weeks (70 matches), up from a career average of 5.9.

Gauthier Onclin: Against opponents ranked outside top 100 players in the last 52 weeks, Gauthier Onclin holds a 37-24 record (60.7%). Throughout his career, he has competed against opponents ranked outside top 100 430 times, winning 264 (61.4%). Over the past 10 matches, he holds a 5-5 record. Over the past 52 weeks, Gauthier Onclin has posted a 38-26 record (59.4% win rate). Over his career at ATP level, Gauthier Onclin holds a record of 1-1 (50.0%) on grass and 0-1 on hard. At Challenger/ITF level: 144-83 (63.4%) on hard, 105-68 (60.7%) on clay, and 0-2 on grass. In the last 52 weeks: 1-1 (50.0%) on grass at ATP level. 28-13 (68.3%) on hard, 4-5 (44.4%) on clay, and 0-1 on grass at Challenger/ITF level. Gauthier Onclin has won 17 titles at Challenger/ITF level (12 on hard and five on clay). Gauthier Onclin is currently serving 2.0 aces per match in the last 52 weeks (64 matches), up from a career average of 1.5.