This list is excerpted from the comprehensive information on the Famous UU website. Included on their site are names of some famous Unitarians, Universalists, and (after their merger in 1961) Unitarian Universalists, with some basic information about them.

Abigail Adams
John Adams
John Quincy Adams
Jane Addams
Louisa May Alcott
Horatio Alger
P.T. Barnum
Bela Bartok
Clara Barton
Alexander Graham Bell
Ray Bradbury
Robert Burns
Alice Cary
Samuel Taylor Coleridge
Norman Cousins
e. e. cummings
Charles Dickens
Dorothea Dix
Ralph Waldo Emerson
Fannie Farmer
Millard Fillmore
Benjamin Franklin
Robert Fulghum
Horace Greeley
Edvard Grieg
Edmund Halley
Hannibal Hamlin
Nathaniel Hawthorne
Oliver Wendell Holmes, Jr.
Oliver Wendell Holmes, Sr.
Helen Hunt Jackson
Thomas Jefferson
Lewis Latimer
Margaret Laurence
Michael Learned
Dorothy Livesay
Henry Wadsworth Longfellow
James Madison
John Milton
Herman Melville
Samuel F.B. Morse
Robert Munsch
Isaac Newton
Paul Newman
Florence Nightingale
Thomas Paine
Linus C. Pauling
William J. Perry
Beatrix Potter
Joseph Priestley
Paul Revere
Malvina Reynolds
Carl Sandberg
Albert Schweitzer
Pete Seeger
Rod Serling
Francis George Shaw
Robert Shaw
Adlai Stevenson
Mary Wollstonecraft Shelley
Lister Sinclair
William Howard Taft
Henry David Thoreau
Kurt Vonnegut
Daniel Webster
Frank Lloyd Wright