O'Connell is a surname of Irish origin. It is an anglicisation of the Irish Ó Conaill (meaning "descendant of Conall"). The personal name Conall is composed of the elements con (from cú meaning "hound") and gal (meaning "valour"). The O'Connell family were a noted clan of Derrynane, Munster.
Surname
Aaron D. O'Connell (born 1981), American experimental quantum physicist, creator of the world's first quantum machine Aaron O'Connell (born 1986), American model and actor Aidan O'Connell (born 1998), American football player Anthony O'Connell (1938–2012), American Catholic bishop Arthur O'Connell (1908–1981), American actor Bill O'Connell (born 1957), American photographer Billie Eilish O'Connell, known as Billie Eilish (born 2001), American singer and songwriter Beverly Reid O'Connell (1965–2017), American judge Carlos O'Connell (born 1963), Irish decathlete Charlie O'Connell (disambiguation), several people Christian O'Connell (born 1973), English radio DJ Conall O'Connell, senior Australian public servant Dáithí Ó Conaill (David O'Connell) (1938–1991), Irish republican Daniel O'Connell (1775–1847), Irish politician Daniel P. O'Connell (1885–1977), American politician from New York David O'Connell (disambiguation), several people Denis J. O'Connell (1849–1927), American Catholic bishop Eileen O'Connell (Irish writer) (c.1743–c.1800), Irish poet Eileen O'Connell (politician) (1947–2000), Canadian politician, member of the Nova Scotia House of Assembly Finneas O'Connell (born 1997), American actor and musician Frédérique Émilie Auguste O'Connell (1823–1885) German–French painter Grace O’Connell, American bioengineer Helen O'Connell (1920–1993), American singer, actress, and dancer Helen O'Connell (urologist) (born 1962), Australian urologist Jack O'Connell (disambiguation), several people Jerry O'Connell (born 1974), American actor Joe O'Connell (disambiguation), several people John O'Connell (disambiguation), several people Joseph O'Connell (disambiguation), several people Martin O'Connell (disambiguation), several people Maura O'Connell (born (1958), Irish singer and actress, singer Maurice O'Connell (disambiguation), several people Max O'Connell (born 1936), Australian cricket umpire Mick O'Connell (born 1937), Irish footballer Mike O'Connell (born 1955), American ice hockey player and general manager Paddy or Pat or Patrick O'Connell (disambiguation), several people Paul O'Connell (born 1979), Irish rugby player Ryan O'Connell (brn 1986), American writer, actor, and producer Stephen C. O'Connell (1916–2001), Florida Supreme Court justice (1955–1967), president of the University of Florida (1967–1973) Taaffe O'Connell (born 1951), American actress and publisher Terri O'Connell (born 1964), American motor racing driver and transgender Thomas J. O'Connell (1882–1969), Irish politician William O'Connell (disambiguation), several people