May, Samuel Joseph was born on September 12, 1797 in Boston, Massachusetts, United States. Son of Colonel Joseph and Dorothy (Sewall) May.
Graduated from Harvard, 1817. Studied theology under Norton Ware.
Assistant to William Ellery Channing in his parish, Boston. Ordained to ministry Unitarian Church, 1822. Pastor, Brooklyn, Connecticut, 1822-1836, South Scituate, Massachusetts, 1836-1842, Syracuse, New York, 1845-1867.
Organizer Windham County (Connecticut) Peace Society, 1826. Advocate of temperance, women’s rights. Principal Normal School, Lexington, Massachusetts, 1842-1844.