Emilio Antonio Palmero (June 13, 1895 – July 15, 1970) was a Cuban Major League Baseball pitcher.

He played all or part of five seasons in the majors, spread out over a span of fourteen years from 1915 to 1928.

Palmero spent just one full season in the majors, 1921 with the St. Louis Browns, during which he appeared in 24 games with a record of 4–7 and a 5.00 ERA.

Palmero played winter baseball in the Cuban League from 1913 to 1929.

This biographical article relating to a Cuban baseball pitcher is a stub.