Una Theresa Imogene Healy
Irish singer of The Saturdays
Una Hawthorne
daughter of Sophia Peabody and Nathaniel Hawthorne
Una Merkel
American actress
Una Constance Pope
Hennessy, British writer and historian
Una O'Connor (born Agnes Teresa McGlade)
Irish character actress
Una Stubbs
English actress
Saoirse Una Ronan
Irish actress
Una Jeffers
wife of American poet Robinson Jeffers
Scout Una Denyer (b. 2015)
daughter of TV presenter Grant Denyer