an American Presbyterian minister and hymnodist. He was born to Presbyterian minister George Duffield. He graduated from Yale College and the Union Theological Seminary in New York. He was a pastor from 1840 to 1869 at numerous cities including Brooklyn, New York; Bloomfield, New Jersey; Philadelphia, Pennsylvania; Adrian, Michigan; Galesburg, Illinois; Saginaw City, Michigan; Ann Arbor, Michigan and Lansing, Michigan. Duffield was known as a zealous advocate of abolition and Union causes during the U.S. Civil War.
