Gilles Muller defeated Stian Boretti 6-2 6-3 3-6 7-6 in the Davis Cup G2 QF: LUX vs NOR round robin on clay. The result followed the form book — Gilles Muller came in leading the head-to-head 1–0. Gilles Muller extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-09-19 | Davis Cup G1 PO: NOR vs LUX | RR | clay | Gilles Muller | 6-3 7-6(3) 2-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.