John Bell Cameron (16 February 1879 – 5 July 1950) was a Scottish international football player and manager. He played for St Mirren before joining Blackburn Rovers in 1904. He spent three years at the club before signing for First Division rivals Chelsea. After they were relegated, he helped Chelsea to win promotion out of the Second Division in 1911–12. He signed with non-league Port Vale in 1913, departing the following year, only to return in 1916. He briefly served as the club's manager from August 1918 until his departure in January 1919.