António dos Santos Ramalho Eanes (born 25 January 1935) is a Portuguese general and politician who was the 16th president of Portugal from 1976 to 1986.

Born at Alcains, Castelo Branco, he is the son of Manuel dos Santos Eanes, a general contractor, and Maria do Rosário Ramalho.

He joined the Movimento das Forças Armadas (MFA or Armed Forces Movement) and after returning to Portugal was made president of RTP (Portuguese public television).

He ordered the military operations against the pro-communist radical faction of the MFA on 25 November 1975, an event known as the 25 de Novembro, ending that year's "hot summer" (Verão quente).

He married at the Palace of Queluz on 28 October 1970 to Maria Manuela Duarte Neto Portugal (b.