Atwell is a surname of Anglo-Saxon origin. Notable people with the surname include:
Billy Atwell, American musician, drummer with th' Inbred
Bradley Atwell (?–2012), American Marine killed in the September 2012 Camp Bastion raid
Clarence Atwell Jr. (1945–2013), Native American tribal leader and politician
David Atwell, Las Vegas real estate broker
Freda Cruse Atwell (1957– ), American writer and photographer
Hayley Atwell (1982– ), English actress
Hugh Atwell (?–1621), English actor
James Edgar Atwell (1946– ), former Dean of Winchester
Joe Atwell (1919–1988), North American construction investor and builder
Sir John Atwell (1911–1999), Scottish engineer
Malcolm Atwell (1936– ), Australian football player
Philip Atwell, American video director
Robert Ronald Atwell (1954– ), Anglican Bishop of Stockport
Roy Atwell (1878–1962), American actor, comedian and composer
Sam Atwell (1979– ), Australian actor
Sarah Atwell, pen name of author Sheila Connolly (1950– )
Steve Atwell, bassist with Jacob's Trouble
Toby Atwell (1924–2003), American baseball player
William Hawley Atwell (1869–1969), United States federal judge
Winifred Atwell (1914–1983), pianist born in Trinidad and Tobago
Yvonne Atwell (1943– ), Canadian politician
In fiction:
Douglas Atwell, character in the 1928 musical Present Arms
Miss Atwell, character in Minty Alley
