The Municipality of Chatham-Kent, is located in Southwestern Ontario, Canada.

In 1998 the former Chatham city government merged with that of Kent County to form the Municipality of Chatham-Kent. The 2003 population of Chatham-Kent was 111,925, while that within the old boundaries of the City of Chatham was 51,348.

Chatham is the birthplace of baseball hall of famer Fergie Jenkins and the singer/songwriter, Sylvia Tyson.

Chatham-Kent also contains the indian reserve of Moravian 47.