Charles Erastus Hickey (March 24, 1840 – September 19, 1908) was a physician and political figure in Ontario, Canada.
He represented Dundas in the House of Commons of Canada from 1882 to 1891 as a Conservative member.
He was born in Williamsburg, Upper Canada, the son of John Hickey.
In 1873, he married Mary Elizabeth Beers.
Hickey also served as an inspector of schools.