Ted Nelson (born 1937), is an American pioneer of information technology, sociologist, and philosopher.

Ted Nelson may also refer to: Ted Nelson (track and field) (born 1943), American track and field athlete and coach Ted Nelson (runner, born 1938), American steeplechase runner, 1959 All-American for Mankato State Ted S. Nelson (1935–2025), Guamanian politician Teddy Nelson (Terje Nielsen, 1939–1992), Norwegian country music artist

See also Edward Nelson (disambiguation)