Jull is a surname. Notable people with the name include:
Albert Jull (1864–1940), New Zealand politician David Jull (1944–2011), Australian politician Jack Jull (died 1920), English footballer Margaret Jull Costa (born 1949), British translator and writer Peter Jull, Canadian political scientist and academic Roberta Jull (1872–1961), Australian medical doctor
See also Jul (disambiguation)