The 1974 Aryamehr Cup was a men's professional tennis tournament played on outdoor clay courts at the Imperial Country Club in Tehran in Iran.

Guillermo Vilas won the singles title and the trophy was presented by Shah Mohammad Reza Pahlavi.

[3] Due to the lack of a direct flight connection between Tehran and Barcelona, the location of the previous week's Trofeo Conde de Godó tournament, the qualifying tournament with an entry of 42 players was held in Barcelona.

The first four seeded players were Guillermo Vilas, Björn Borg, Manuel Orantes and Harold Solomon.

[3] Guillermo Vilas defeated Raúl Ramírez 6–0, 6–3, 6–1 Manuel Orantes / Guillermo Vilas defeated Raúl Ramírez / Brian Gottfried 7–6, 2–6, 6–2