Lucas Catarina defeated Christopher Heyman 6-1 6-4 in the M15 Monastir 5 quarter-final on hard. The upset overturned the form book — Christopher Heyman came in leading the head-to-head 2–0. Lucas Catarina claimed a first win over Christopher Heyman in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-10-30 | Israel F15 | QF | hard | Christopher Heyman | 6-4 6-2 |
| 2017-02-27 | France F4 | R32 | hard | Christopher Heyman | 6-7(4) 6-2 7-6(3) |
Averages over each player's completed matches in the selected window (200 vs 176). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About