•
Una Abell-Brinker (1874–1952), American actress •
Una Stella Abrahamson (1922–1999), English-born Canadian artist and writer •
Una Baines (born 1957), British keyboard player and member of The Fall •
Una Mabel Bourne (1882–1974), Australian pianist and composer •
Una Budd (born 1975), Irish international cricketer •
Una Carter (1890–1954), New Zealand cooking teacher, demonstrator and writer •
Una Chi (1942–2021), Italian translator and writer •
Una S. T. Clarke (born 1934), American politician •
Una Crawford O'Brien (fl. from 1998), Irish actor •
Una Deerbon (1882–1972), Australian studio potter •
Una Ellis-Fermor (1894–1958), English literary critic and author •
Una Lucy Fielding (1888–1969), Australian neuroanatomist •
Una Hale (1922–2005), Australian operatic soprano •
Una Hanbury (1904–1990), American sculptor •
Una Harkin (born 1983), Irish Gaelic and association football player •
Una Healy (born 1981), Irish singer-songwriter and member of the girlgroup
The Saturdays •
Una B. Herrick (1863–1950), American educator •
Una Hunt (1876–1957), American author •
Una Jagose (fl. from 1990), New Zealand lawyer •
Una Leacy (born 1988), Irish camogie player •
Una Marson (1905–1965), Jamaican feminist •
Una McCormack (born 1972), British-Irish academic, scriptwriter and novelist •
Una McLean (born 1930), Scottish actress and comedian •
Una Merkel (1903–1986), American actress •
Una Morris (born 1947), Jamaican sprinter, physician and restaurateur •
Una Mullally (born 1983), Irish journalist and broadcaster •
Una O'Brien, British senior civil servant 2010–2016 •
Una O'Connor (actress) (1880–1959), Irish actress •
Úna O'Connor (camogie) (1938–2020), Irish camogie player •
Una O'Donoghue (born 1981), Irish camogie player •
Una O'Dwyer (camogie), Irish camogie player •
Una O'Hagan (born 1962), Irish author and journalist • Una O'Keefe (born 1954), widow of
Harry Nilsson •
Una Paisley (1922–1977), Australian cricket player •
Úna Palliser (fl. from 2002), Irish-born musician •
Una Platts (1908–2005), New Zealand artist and art historian •
Una Pope-Hennessy (1875–1949), British historian •
Una Power, English-born Irish card reader and author •
Una Raymond-Hoey (born 1996), Irish cricketer •
Una Ross, 25th Baroness de Ros (1879–1956), British peer •
Una Ryan (born 1941), British-American biologist •
Una M. Ryan (born 1966), Irish biochemist •
Una Stubbs (1937–2021), English actress •
Una Vincenzo, Lady Troubridge (1887–1963), British sculptor and translator •
Una Troy (1910–1993), Irish novelist •
Una Watters (1918–1965), Irish artist and librarian •
Una White (died 1997), Jamaican-British nurse ==Fictional characters with the name==