OTI Festival 1977 was the sixth edition of the annual OTI Festival. It took place in Madrid, Spain, following the country's victory at the 1976 contest with the song "Canta cigarra" by María Ostiz. Organised by the Organización de Televisión Iberoamericana (OTI) and host broadcaster Televisión Española (TVE), the contest was held at the Centro Cultural de la Villa de Madrid on Saturday 12 November 1977 and was hosted by Mari Cruz Soriano and Miguel de los Santos.