Ellett is the surname of the following people:
David Ellett (born 1964), American-born Canadian professional ice hockey player
Henry T. Ellett (1812–1887), Mississippi politician and U.S. Representative to Congress
Neil Ellett (born 1944), Canadian soccer player
Tazewell Ellett (1856–1914), Virginia politician and U.S. Representative to Congress
Thomas Harlan Ellett (1880–1951), American architect
Ron Ellett (born 1942) American football coach.
Ellet, an alternative spelling, is the surname of the following people:
Alfred W. Ellet (1820–1895), American Civil War general and commander of a fleet of ironclad rams
Charles Ellet, Jr. (1810–1862), American Civil War officer
Charles R. Ellet (1843–1863), American Civil War officer
Elizabeth F. Ellet (1818–1877), American writer, historian, and poet
John A. Ellet (1838–1892), U.S. Navy officer in the American Civil War