| Horacio Martínez | |
| Position: | Infielder |
| Birth Date: | October 20, 1912 |
| Birth Place: | Santiago, Dominican Republic |
| Death Place: | Santo Domingo, Dominican Republic |
| Bats: | Right |
| Throws: | Right |
| Teams: |
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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.
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