Robert H. Clark (March 18, 1863 – August 21, 1919) was a 19th-century Major League Baseball catcher.

He played from 1886 to 1893 for the Brooklyn Grays/Bridegrooms, Cincinnati Reds and Louisville Colonels.

He appeared in the post-season World Series with Brooklyn twice, in 1889 and 1890.

Clark died in Covington, Kentucky, on August 21, 1919, from burns he suffered in a chemical explosion at a Cincinnati factory several months earlier.

This biographical article relating to a United States baseball catcher born in the 1860s is a stub.