Chauncey Samuel Boucher (14 June 1886 – 13 August 1955) was an American academic and historian.
Boucher was born in Chicago, Illinois, the son of Chauncey Watson Boucher and Elizabeth Celstea Van Loon.
He was a professor of history at the University of Chicago; president of the University of West Virginia; and chancellor of the University of Nebraska.
He died at Petoskey, Emmet, Michigan in 1955, aged 69.