List of Famous people named Una

Una Maud Victoria Marson was a Jamaican feminist, activist and writer, producing poems, plays and radio programmes.

Una Stubbs is an English actress, television personality, and former dancer who has appeared on British television and in the theatre, and less frequently in films. She became widely known for appearing in the film Summer Holiday (1963) and later played Rita Rawlins in the BBC sitcoms Till Death Us Do Part and In Sickness and in Health. Other well-known television roles include Aunt Sally in Worzel Gummidge and Miss Bat in The Worst Witch. She more recently appeared as Sherlock Holmes's landlady Mrs. Hudson in the BAFTA award-winning television series Sherlock.

Una Theresa Imogene Healy is an Irish singer-songwriter, musician and television presenter. She rose to fame in 2008 as a member of five-piece girl group The Saturdays, who are signed to Fascination and Polydor Records. In 2006, she had represented Ireland in the Eurovision Song Contest, where she sang with Brian Kennedy on the song "Every Song Is a Cry for Love"; they placed tenth overall. Healy then auditioned for the Saturdays in 2007, after struggling to find success in her native country. Once she had successfully auditioned, she began recording music and releasing a number of hits.

Una McCormack is a British-Irish academic, scriptwriter and novelist. She is the author of The Baba Yaga (2015) and The Star of the Sea (2016), two books in the Weird Space series from UK science fiction publisher Abaddon Books.