Claston Bernard (born 22 March 1979 in St. Elizabeth) is a Jamaican-American decathlete.

His personal best in decathlon is 8290 points, achieved in May 2005 in Götzis.

Bernard ran track collegiately at Louisiana State University.

In 2021, Bernard ran for the United States House of Representatives as a Republican in Louisiana's second congressional district, coming in fourth place with 9.8% of the vote.

This biographical article relating to Jamaican athletics is a stub.