Chatelain

Chatelain may refer to:


 * Châtelain, the French equivalent of the English castellan, i.e. the commander of a castle
 * Chatelain (surname)
 * Châtelain, Mayenne,s a commune in the Mayenne department in north-western France
 * Camblain-Châtelain, a commune in the Pas-de-Calais department in the Nord-Pas-de-Calais region of France
 * Lignières-Châtelain, a commune in the Somme department in Picardie in northern France
 * USS Chatelain (DE-149), a destroyer escort built for the U.S. Navy during World War II