January 3, 1853, Øystre Slidre, Oppland, Norway.
Oakland Cemetery, Saint Paul, Minnesota.
Dahle emigrated to America in 1877. He was an organist, composer, song leader, music editor, teacher, and authority on hymnology. Dahle taught at Luther Theological Seminary in St. Paul, Minnesota. From 1924 to 1928 he edited a three volume Library of Christian Hymns, with the history of each of the 615 hymns in the Lutheran hymnary.