
Marin Cilic defeated Andreas Seppi 4-6 7-6 6-4 in the St. Petersburg quarter-final on carpet. The result followed the form book — Marin Cilic came in leading the head-to-head 5–4. Marin Cilic extended the head-to-head to 6–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-02-01 | Davis Cup WG R1: ITA vs CRO | RR | clay | Marin Cilic | 6-3 6-3 7-5 |
| 2013-01-14 | Australian Open | R32 | hard | Andreas Seppi | 6-7(2) 6-3 2-6 6-4 6-2 |
| 2011-08-08 | Canada Masters | R64 | hard | Marin Cilic | 7-5 6-4 |
| 2011-07-25 | Umag | QF | clay | Marin Cilic | 6-1 6-3 |
| 2010-10-10 | Shanghai Masters | R64 | hard | Andreas Seppi | 6-2 6-2 |
| 2008-10-26 | Paris Masters | R64 | hard | Marin Cilic | 7-6(5) 6-2 |
| 2008-04-11 | Davis Cup G1 R2: CRO vs ITA | RR | hard | Andreas Seppi | 6-7(7) 6-4 6-4 6-7(3) 6-1 |
| 2006-07-10 | Gstaad | R32 | clay | Marin Cilic | 6-3 7-6(6) |
| 2006-01-30 | Zagreb | R16 | hard | Andreas Seppi | 4-6 6-4 6-4 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (199 vs 200). ATP, WTA & Challenger.