Hannan and Hannon are Irish surnames.

People People with the surname Hannan or Hannon include: Albert James Hannan (1887–1965), South Australian Crown Solicitor Brian Hannon (1936–2022), Church of Ireland clergyman Chick Hannan (1901–1980), American actor and radio performer Chris Hannon (born 1984), American football player Daniel Hannan (born 1971), Member of the European Parliament (MEP), British Conservative Party politician Dave Hannan (born 1961), Canadian professional hockey player Dinny Hannon Denis J. Hannon (1888–1971), Irish Footballer Edward J. Hannan (1921–1994), Australian statistician Edward Joseph Hannan (1836–1891), Irish priest, founded Hibernian F.C. Ezra Hannon, pseudonym used by the author best known as Ed McBain Fiona Hannan aka Fiona Robinson (born 1969), Australian basketball and handball player Geoff Hannan (born 1972), British composer and musician George Hannan (1910–2009), Australian politician Jerome Daniel Hannan (1896–1965), American prelate of the Roman Catholic Church Jim Hannan (1940–2024), American baseball player Jim Hannan (rugby union) (1864–1905), Welsh international rugby player Jimmy Hannan (1934–2019), Australian singer and TV personality Joseph Hannan (1873–1943), Australian politician and trade unionist Kemp Hannon (born 1946), American politician, member of the New York State Senate Kevin Hannan (1954–2008), American ethnolinguist and Slavicist M. A. Hannan (1930–1974), Bangladeshi politician Mary Josephine Hannan (c. 1865–c. 1935), medical doctor, first Irishwoman to graduate LRCPI & SI and LM Melissa Hannan, Australian pageant winner and TV personality Michael Hannan (disambiguation), several people, including Michael Hannan (bishop) (1821–1882), Roman Catholic priest and archbishop. Michael Hannan (composer) (born 1949), Australian composer, keyboardist, and musicologist Michael T. Hannan (born 1943), American sociologist Mitch Hannan (born 1994), Australian rules footballer Neil Hannon (born 1970), Irish singer with pop group "The Divine Comedy", son of Brian Hannon Paddy Hannan, Patrick Hannan (c. 1840–1925), gold prospector of Kalgoorlie, Western Australia Pat Hannan (1884–1957), New Zealand rower Patrick Hannon (1874–1963), British politician Peter Hannan (disambiguation), several people, including Peter Hannan (composer) (born 1953), Canadian composer and recorder player Peter Hannan (footballer) (1908–1938), Australian rules footballer Peter Hannan (producer) (born 1954), television producer, writer, and singer-songwriter see also Peter Hanan (1915–2008), New Zealand swimmer Philip Hannan (1913–2011), American Roman Catholic archbishop Richard Hannon Sr. (born 1945), British horse trainer Richard Hannon Jr. (born 1975), British horse trainer Sara Hannan (born 1961), American politician Scott Hannan (born 1979), professional hockey player in the NHL Stephanie Hannon (born 1974), American political operative Thomas Hannan (activist) (1950–1991), opera singer and HIV/AIDS activist Thomas Hannan (Virginia settler) (1757–1835), American settler and Revolutionary War soldier Tommy Hannan (born 1980), American Olympic swimmer Tina Hannan, United Kingdom writer William Hannan (1906–1987), Labour Member of Parliament in the United Kingdom William Hannon (1879–1950), president of St. Ambrose University

Hannon may also refer to: Point Hannon, a sand spit in Hood Canal

See also Hanon Hanlon Hanno