Vice Admiral Charles Morris Winton "Chuck" Thomas CMM CD (31 May 1936 – 30 September 2022) was a Canadian Forces officer who served as Vice Chief of the Defence Staff.

Thomas joined the Royal Canadian Navy in 1954.

[1] He went on to be Chief of Staff (Personnel & Training) in 1975, Commanding Officer of the 4th Canadian Escort Squadron in 1976 and Director Maritime Requirements (Sea) at the National Defence Headquarters in 1979.

[2] His last appointment was as Vice Chief of the Defence Staff in 1989 before resigning over policy issues in 1991.

[3] General John de Chastelain, Chief of the Defence Staff, responded attacking Thomas' motives rather than responding to his concerns.