Seddon is an English-language surname.
People with the name Bill Seddon (1901–1993), English footballer Chris Seddon (born 1983), American Major League baseball pitcher Frederick Seddon (1870–1912), British murderer Gareth Seddon (born 1980), English footballer George Seddon (academic) (1927–2007), Australian academic George Seddon (cabinetmaker) (1727–1801), English cabinetmaker Herbert Seddon (1903–1977), British orthopaedic surgeon and nerve researcher Holly Seddon (born 1980), British author and journalist James Seddon (1815–1880), American lawyer and politician Jimmy Seddon (1895–1971), English footballer John Seddon, British occupational psychologist John Seddon (Unitarian) (1719–1769), English Unitarian minister John Seddon of Warrington (1725–1770), English dissenter minister John Pollard Seddon (1827–1906), English architect Ken Seddon (1950–2018), English chemist Margaret Seddon (1872–1968), American film actress Margaret Rhea Seddon (born 1947), American physician and NASA astronaut Mark Seddon (born 1962), British journalist Patsy Seddon, Scottish harpist Richard Seddon (1845–1906), the longest-serving prime minister of New Zealand Robert Seddon (1860–1888), England and British Lion rugby player Steve Seddon (born 1997), English footballer Thomas Seddon (1884–1972), New Zealand politician, Richard Seddon's son Thomas Seddon (1821–1856), English landscape painter
Fictional characters
Lewis Seddon, character in British TV series Waterloo Road