The 1974 Suisse Open Gstaad was a men's tennis tournament played on outdoor clay courts in Gstaad, Switzerland.

It was the 29th edition of the tournament and was held from 8 July through 14 July 1974.

The tournament was part of the Grand Prix tennis circuit and categorized in Group B. Guillermo Vilas won the singles title and the accompanying $8,000 prize money.

[3][4] Guillermo Vilas defeated Manuel Orantes 6–1, 6–2 José Higueras / Manuel Orantes defeated Roy Emerson / Thomaz Koch 7–5, 0–6, 6–1, 9–8