The 2003 Allianz Suisse Open Gstaad was a tennis tournament played on outdoor clay courts at the Roy Emerson Arena in Gstaad in Switzerland and was part of the International Series of the 2003 ATP Tour. The tournament ran from July 7 through July 13, 2003.
Jiří Novák defeated Roger Federer 5 - 7, 6 - 3, 6 - 3, 1 - 6, 6 - 3
Leander Paes / David Rikl defeated František Čermák / Leoš Friedl 6 - 3, 6 - 3