Charles Carroll Colby, PC (December 10, 1827 – January 10, 1907) was a Canadian lawyer, businessman and politician.

[1] He was born in Derby, Vermont in 1827,[1] the son of Moses French Colby, and came to Stanstead, Quebec with his family in 1832.

[2] Colby was elected as a Liberal-Conservative MP in the House of Commons of Canada in 1867 representing Stanstead and remained in parliament until his defeat in 1891.

He served as President of the Privy Council under Sir John A. Macdonald from 1889 to 1891 and was previously Deputy Speaker and Chairman of Committees of the Whole of the House of Commons.

[4] In 1859, Colby built Carrollcroft, his residence at Stanstead, which now serves as the site of the Colby-Curtis Museum.