O'Farrell is an anglicised form of the Old Irish patronym Ó Fearghail. People with the surname Barry O'Farrell, Australian politician Bernadette O'Farrell (1924–1999), Irish actress Bob O'Farrell, American baseballer Brett O'Farrell (disambiguation), several people Brett O'Farrell (Australian rules footballer) (born 1978), Australian footballer Brett O'Farrell (rugby league) (born 1980), Australian footballer Broderick O'Farrell Derek O'Farrell (born 1983), Canadian rower Elizabeth O'Farrell (1884–1957), Irish revolutionary Emer O'Farrell (born 1981), Irish athlete Finola O'Farrell, British judge Francis Fergus O'Farrell, Irish soldier Frank O'Farrell, Irish footballer Henry O'Farrell, Australian assassin Jasper O'Farrell, American politician John O'Farrell (disambiguation), several people John O'Farrell (author) (born 1962), British writer and political activist John O'Farrell (politician) (1826–1892), Canadian politician John O'Farrell (venture capitalist), American financier John A. O'Farrell (1823–1900), American adventurer J. T. O'Farrell (died 1971), Irish politician Josh O'Farrell, American politician Lauren O'Farrell (born 1977), British artist Luke O'Farrell (born 1990), Irish hurler Maggie O'Farrell, British novelist Maud O'Farrell Swartz (1879–1937), American politician Maureen O'Farrell, British actress Michael O'Farrell (disambiguation), several people Michael O'Farrell (bishop) (1865–1928), Australian bishop Michael O'Farrell (gangster) (1949–1989), American gangster Michael J. O'Farrell (1832–1894), Irish bishop Mitch O'Farrell, American politician Patrick O'Farrell, Australian historian Patrick H. O'Farrell, American biologist Pierre O’Farrell, American actor Richard O'Farrell (British Army officer) (died 1757), British colonel Richard O'Farrell (Irish Confederate), Irish soldier Séamus O'Farrell (died 1973), Irish politician Seánie O'Farrell (born 1977), Irish hurler Tadeo O'Farrell (died 1602), Irish bishop Talbot O'Farrell (18781952), English singer Tony O'Farrell (born 1947), Irish mathematician Ursula O'Farrell (née Cussen; born 1934), Irish author Places with the name O'Farrell, Texas O'Farrell Community School Mitchell Brothers O'Farrell Theatre See also Ó Fearghail Farrell (disambiguation) English-language surnames Surnames of Irish origin Anglicised Irish-language surnames