Edmund Sears Morgan (né le 17 janvier 1916 à Minneapolis (Minnesota) et mort le 8 juillet 2013 à New Haven Connecticut), est un historien américain, spécialiste de l'histoire coloniale des États-Unis et professeur émérite de l'université Yale de 1955 à 1986. Son ouvrage Inventing the People: The Rise of Popular Sovereignty in England and America (1988) remporta le prix Bancroft de l'université Columbia. Il écrivit les biographies d'Ezra Stiles, Roger Williams et Benjamin Franklin.
Virginians at Home: Family Life in the Eighteenth Century (1952)
The Stamp Act Crisis: Prologue to Revolution (1953), avec Helen M. Morgan
The Birth of the Republic, 1763-89 (1956)
The Puritan Dilemma: The Story of John Winthrop (1958)
The American Revolution: A Review of Changing Interpretations (1958)
The Mirror of the Indian (1958)
Editor, Prologue to the Revolution: Sources and Documents on the Stamp Act Crisis, 1764-1766 (1959)
The National Experience: A History of the United States (1963) coauteur
Visible Saints: The History of a Puritan Idea (1963)
Editor, The Founding of Massachusetts: Historians and the Sources (1964)
The American Revolution: Two Centuries of Interpretation (1965)
Puritan Political Ideas, 1558-1794 (1965)
The Diary of Michael Wigglesworth, 1653-1657: The Conscience of a Puritan (1965)
Roger Williams: The Church and the State (1967)
American Slavery, American Freedom: The Ordeal of Colonial Virginia (1975)
The Meaning of Independence: John Adams, George Washington, and Thomas Jefferson (1976)
The Genius of George Washington (1980)