Origin of Fionaafter a character in Ossian by James Macpherson; probably influenced, influence by Gaelic fionn, white, fair
- A female given name, in regular use since the 20th century, first in Scotland, then in England.
- rare nonstandard spellings: Fionna, Feona, Feonna, Ffyona, Pheona
From Irish fionn (“fair, white”). In use before 1713. Popularized by James Macpherson (see 1765 quotation), and perhaps by the 19th-century Scottish writer William Sharp, who chose “Fiona Macleod” as his pen name.