Born: March 13, 1872, near Harrisonburg, Virginia.
Died: February 5, 1926, Elkhart, Indiana.
Buried: Prairie Street Cemetery, Elkhart, Indiana.
John was the son of Samuel Brunk and Susannah Hartman, and husband of Mary Kathryn Martin.
A member of the Mennonite denomination, he attended the New England Conservatory of Music in Boston, Massachusetts.
He taught music at the West Central Academy, Mt. Clinton, Virginia, and Bridgewater College, Bridgewater, Virginia. He also headed the School of Music at Goshen College, Goshen, Indiana.