Richard Gabb defeated Marcus Willis 7-6 6-3 in the Great Britain F5 round of 16 on hard. The upset overturned the form book — Marcus Willis came in leading the head-to-head 3–1, but Richard Gabb had been the form player, winning 5 of their last 9 on hard. Richard Gabb narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-07-13 | Great Britain F7 | QF | grass | Marcus Willis | 7-6(4) 6-4 |
| 2013-04-29 | Great Britain F10 | R32 | clay | Richard Gabb | 7-5 4-6 6-3 |
| 2011-07-18 | Ireland F1 | R16 | carpet | Marcus Willis | 6-4 6-4 |
| 2010-07-05 | Great Britain F9 | R16 | grass | Marcus Willis | 3-6 6-4 6-2 |
Averages over each player's completed matches in the selected window (50 vs 33). 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