Ramón Mercader, Spanish journalist, assassin of Leon Trotsky (b. 1914)
Jaime Ramón Mercader del Río (7 February 1913 – 18 October 1978), more commonly known as Ramón Mercader, was a Spanish communist and NKVD agent who assassinated Russian Bolshevik revolutionary Leon Trotsky in Mexico City in August 1940 with an ice axe. He served 19 years and 8 months in Mexican prisons for the murder.

Mercader was awarded with the title of Hero of the Soviet Union, Order of Lenin, and the Gold Star after his release from a Mexican prison in 1960. He divided his time between Cuba, the Soviet Union, and other countries.