Evelyn Foster Morneweck
Evelyn Foster Morneweck was an American author and biographer of Stephen Collins Foster. She wrote "My Uncle Stephen by Evelyn Foster Morneweck " and Chronicles of Stephen Foster's Family, Volumes 1 and 2.
Her father, Morrison Foster, was also a biographer and published another biography of Stephen's. Her biographical account of Stephen Collins Foster and other family members can be accessed online.