Thomas Obadiah Chisholm (1866-1960) was an American songwriter who wrote several prominent Christian hymns.
Thomas O. Chisholm was born in Franklin, Kentucky on July 29, 1866 in a log cabin and became a teacher at age sixteen. Chisholm had a Christian conversion experience at age twenty-seven during a revival in Franklin led by Dr. Henry Clay Morrison. Chisholm served as a Methodist minister for one-year before resigning due to poor health. Chisholm wrote over 1,200 sacred poems over his lifetime, which appeared in many Christian periodicals, and he served as an editor of the Pentecostal Herald in Louisville for a period. In 1909 Chisholm began his career as a life insurance agent in Winona Lake and Vineland, New Jersey. In 1923 at age fifty-seven, Chisholm wrote the popular song Great is Thy Faithfulness which he submitted to William M. Runyan who was affiliated with the Moody Bible Institute and Runyan set the song to music. Chisholm retired to the Methodist Home for the Aged in Ocean Grove, New Jersey and died in 1960.