The 2003 Breil Milano Indoor was a men's tennis tournament played on indoor carpet courts in Milan in Italy and was part of the International Series of the 2003 ATP Tour. The tournament ran from 27 January through 2 February 2003. Martin Verkerk won the singles title.
Martin Verkerk defeated Yevgeny Kafelnikov 6–4, 5–7, 7–5
- It was Verkerk's only title of the year and the 1st of his career.
Petr Luxa / Radek Štěpánek defeated Tomáš Cibulec / Pavel Vízner 6–4, 7–6(7–4)
- It was Luxa's only title of the year and the 3rd of his career. It was Štěpánek's only title of the year and the 6th of his career.