José María Tranquilino Fernández Marín, Sr. was a Cuban*baseball catcher and manager in the Negro leagues*from the 1910s to the 1940s. A native of Guanabacoa, Cuba, Fernández was the brother of fellow Negro leaguer*Rudy Fernández. He managed the New York Cubans for 12 consecutive seasons from 1939 to 1950.
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