Jan Michael Gambill defeated Davide Sanguinetti 4-6 6-3 6-3 in the Davis Cup WG SF: USA vs ITA round robin on hard. The upset overturned the form book — Davide Sanguinetti came in leading the head-to-head 3–0. Jan Michael Gambill claimed a first win over Davide Sanguinetti in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-10-20 | Stockholm | R32 | hard | Davide Sanguinetti | 5-4 RET |
| 2002-03-04 | Delray Beach | SF | hard | Davide Sanguinetti | 7-6(8) 6-3 |
| 1999-02-22 | London | R32 | carpet | Davide Sanguinetti | 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 (200 vs 200). ATP, WTA & Challenger.