Fionna

A girls’ name of Irish origin, meaning fair or white; feminine form of Fionn.

Babies a year
25
the US, 2017
Rarity
Very rare
among names in use
US popularity
—
outside the top 1000
UK popularity
—
outside the ONS list

Fionna by the numbers

Fionna was given to 25 American babies in 2017, the most recent full year we hold.

Its American peak was 41 babies in 2012, making it a 2010s name.

Other names that come from Fionn

Like Fionna, each of these traces back to Fionn: a form of it, a name built from it, or a son or daughter of it. Not always the same sex.

  • Finniganfair or descendant of Fionn; surname used as given name74 in the US (2017)
  • Fionnwhite, fair, bright55 in England and Wales (2025)
  • Finianfair-haired; form of Fionn20 in the US (2017)

Spelled almost the same

Other names in the records within a letter or two of Fionna. Close spellings are not always related names, but they are usually worth seeing together.

  • Fionafair or white1,672 in the US (2017)
  • Fiannawarrior band, soldiers14 in the US (2017)
  • Finna6 in the US (2017)
  • Fennaprepared or ready; a form of Fenia26 in England and Wales (2025)
  • Fioraflowering, in bloom9 in England and Wales (2025)
  • Fyonafair, white; a form of Fiona5 in the US (2017)

Sounds like Fionna

Names that are said the same way as Fionna, however they are written. Sounding alike does not mean they share a history.

  • Viennafrom Vienna, the capital city of Austria229 in England and Wales (2025)
  • Vihaanamorning, dawn; radiant light5 in England and Wales (2025)
  • Vianna41 in the US (2017)
  • Viana7 in England and Wales (2025)
  • Vihana16 in England and Wales (2025)
  • Viona21 in the US (2017)

Other names that mean beauty

Like Fionna, each of these has beauty in its meaning. Different names, different histories, the same idea.

  • Laylanight, dark beauty6,283 in the US (2017)
  • Bellabeautiful; a diminutive of Isabella4,616 in the US (2017)
  • Finleyfair-haired warrior1,733 in England and Wales (2025)
  • Mackenzieson of the fair one; surname used as given name2,976 in the US (2017)
  • Jadejade stone; symbol of virtue and beauty2,765 in the US (2017)
  • Annabellegrace and beauty combined form2,601 in the US (2017)

Other names that mean white

Like Fionna, each of these has white in its meaning. Different names, different histories, the same idea.

  • Blakedark or pale3,782 in the US (2017)
  • Blakelydark or pale meadow; a place name used as personal name1,244 in the US (2017)
  • Biancawhite or pure827 in the US (2017)
  • Ivorymade of ivory; the hard white material from elephant tusks512 in the US (2017)
  • Albadawn; white472 in England and Wales (2025)
  • Whitneywhite island; from a place name336 in the US (2017)

Names about as common as Fionna

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