William T. Evans (1843 - November 25, 1918) was an American art collector.
He was born in Ireland, and grew up in Scotch Plains, New Jersey. He studied architecture at the New York Free School. He was President of the Mills Gibb, and Mills Gibb Corporation.
He collected art by Childe Hassam, J. Alden Weir, Lillian Genth, George Inness, and Ballard Williams.[1] He gave 160 painting to the National Gallery,[2] and the Montclair Art Museum.
His letters are held at the Archives of American Art.[3]