Ernest Jones (1879–1958) was a Welsh neurologist, psychoanalyst, and Sigmund Freud's official biographer.
Ernest Jones may also refer to:
Sportspeople
American football
- Ernest T. Jones (born 1970), head football coach at Alcorn State University
- Ernest Jones (defensive lineman) (born 1971), American football player
- Ernest Jones (linebacker) (born 1999), American football player
Other sportspeople
- Ernest William Jones (1870–1941), Anglo-Welsh cricketer and trans-European shipping magnate
- Ernest Jones (footballer) (1871–1959), Australian rules footballer
- Ernest Jones (golfer) (1887–1965), English professional golfer
- Ernest Jones (rugby league), rugby league footballer of the 1910s and 1920s for Great Britain, England, and Rochdale Hornets
- Mint Jones (Ernest Mint Jones, born 1910), American baseball player
Other people
- Ernest Charles Jones (1819–1869), English poet, novelist, and Chartist
- Ernest Lester Jones (1876–1929), hydrographic and geodetic engineer
- Ernest LaRue Jones (1882–1955), aviation pioneer, see Early Birds of Aviation
- Ernest Jones (trade unionist) (1895–1973), English coal miner
- Ernest Jones (retailer), a national jewellery retailer in the United Kingdom, owned by Signet Group
- Ernie Jones (politician) (Ernest W. Jones, 1910–2005), Canadian politician