Manuel Orantes was the defending champion, but did not participate this year.
Željko Franulović won the title, defeating Victor Pecci Sr. 6–1, 6–1, 6–7, 7–5 in the final.
Seeds
Jean-Louis Haillet (first round) Corrado Barazzutti (first round)
Draw
Final
Section 1
Section 2
External links 1977 Romika Cup Singles draw