Louis Gary Clemente (June 13, 1908 – May 13, 1968) was an American lawyer and politician who served two terms as a United States representative from New York from 1949 to 1953.

In 1931 he graduated from Georgetown Law School, and was admitted to the District of Columbia bar.

He was an unsuccessful candidate for reelection in 1952 to the Eighty-third Congress.

After leaving Congress Clemente was executive vice president of Unexcelled Chemical Corp., Ohio Bronze Corp., Premier Chemical Corp., and Modene Paint Corp.

He died in Jamaica, New York; interment was in St. John's Cemetery, Flushing.