William Marion Runyan (1870–1957) was a Christian composer from the United States who wrote the music to the well-known hymn Great Is Thy Faithfulness.
From 1924 to 1926 Runyan was affiliated with John Brown University in Siloam Springs, Arkansas, pastoring the Federated Church, and editing the Christian Workers' Magazine.
In 1923 Runyan composed the music to the song "Great is Thy Faithfulness," originally a poem by Thomas O. Chisholm, a friend and a fellow Methodist minister.
[3][4][5] Runyan lived for a period of his retirement in Galveston, Texas, and died on July 29, 1957, in Pittsburg, Kansas.
William M. Runyan Endowed Memorial Scholarship" at Baker University with the royalties from his song "Great is Thy Faithfulness.