Matthieu Roy defeated Michael Grant 6-3 6-1 in the Great Britain F2 qualifying round on hard. The upset overturned the form book — Michael Grant came in leading the head-to-head 1–0. Matthieu Roy claimed a first win over Michael Grant in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-03-02 | Canada F1 | R32 | hard | Michael Grant | 6-3 2-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.