Born: May 25, 1905, Oskarshamn, Sweden.
Died: January 6, 1986, Grand Rapids, Michigan.
Buried: Pine Grove Cemetery, Manchester, New Hampshire.
Elsie was the daughter of Edward Ahlwen and Signa Olson, and wife of businessman Daniel Arthur Sundeen, Sr.
After emigrating to America, she studied at the Moody Bible Institute in Chicago, Illinois, and became an evangelist in the Swedish community in Chicago and, later, across America.
She continued her ministry after marriage, eventually retiring in Manchester, New Hampshire.