
Gilles Simon defeated Marin Cilic 4-6 7-6 6-7 6-1 6-2 in the Australian Open round of 64 on hard. The result followed the form book — Gilles Simon came in leading the head-to-head 5–2, defending last year's round of 16. Gilles Simon extended the head-to-head to 6–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-05-23 | Roland Garros | R32 | clay | Marin Cilic | 6-0 6-3 6-2 |
| 2018-01-01 | Pune | SF | hard | Gilles Simon | 1-6 6-3 6-2 |
| 2016-03-21 | Miami Masters | R32 | hard | Gilles Simon | 6-3 6-7(4) 6-3 |
| 2014-08-25 | US Open | R16 | hard | Marin Cilic | 5-7 7-6(3) 6-4 3-6 6-3 |
| 2008-07-21 | Canada Masters | QF | hard | Gilles Simon | 3-6 6-2 6-3 |
| 2007-07-23 | Umag | R16 | clay | Gilles Simon | 7-5 2-6 6-3 |
| 2007-06-25 | Wimbledon | R128 | grass | Gilles Simon | 3-6 7-5 6-4 4-6 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (200 vs 199). ATP, WTA & Challenger.