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José Cláyton Menezes Ribeiro (born 21 March 1974), known as José Clayton or just Clayton, is a former professional football who played as a left-back.
Although Clayton was born in Brazil, he spent a large part of his club career in Tunisia playing for Étoile du Sahel and Espérance de Tunis, and became a naturalized citizen in time for the 1998 World Cup. He played for Tunisia twice in that tournament, as well as one match in 2002.
He had a brief spell with Sakaryaspor in the Turkish Super Lig. He also spent time with Qatari-based side Al Sadd. He won the Q-League title in 2006. In 2006, he left Al Sadd for Turkish club Sakaryaspor. He has 38 caps (2 goals) for Tunisia
He was an over-age player on the Tunisian 2004 Olympic football team that exited in the first round, finishing third in Group C, behind group and gold medal winners Argentina and runners-up Australia. He was part of the squad that won the 2004 African Cup of Nations.