In this Spanish name, the first or paternal surname is Martínez and the second or maternal family name is Estrella.
Horacio Antonio "Rabbit" Martínez Estrella (October 20, 1912 – April 14, 1992), nicknamed "Rabbit", was a baseball player in the Negro leagues. Primarily a shortstop and second baseman, he played for the New York Cubans from 1935 to 1936 and 1940 to 1947.