Fionn

A boys’ name of Irish origin, meaning white, fair, bright.

Babies a year
55
England and Wales, 2025
Rarity
Rare
among names in use
US popularity
—
outside the top 1000
UK popularity
#658
55 babies · up from #757

Fionn by the numbers

In 2025, 55 babies in England and Wales were named Fionn. In the US, 31 were, though that figure is from 2017, the most recent full year we hold.

For the size of the two countries, it is given far more often in England and Wales than in the US.

Its American peak was 37 babies in 2012, making it a 2010s name.

Names that come from Fionn

Forms of Fionn in other languages, names built from it, and names that mean 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)
  • Fionnafair or white; feminine form of Fionn25 in the US (2017)
  • Finianfair-haired; form of Fionn20 in the US (2017)

Spelled almost the same

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

  • Finnfair or white706 in England and Wales (2025)
  • Flynndescendant of Flann the red218 in England and Wales (2025)
  • Finanfair-haired or white15 in England and Wales (2025)
  • Finnanfair-haired warrior; from Fionnán14 in England and Wales (2025)
  • Fioreflower10 in the US (2017)

Sounds like Fionn

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

  • Vihaanmorning, dawn93 in England and Wales (2025)
  • Vihan7 in England and Wales (2025)
  • Vian10 in England and Wales (2025)
  • Vyan4 in England and Wales (2025)

Other names that mean beauty

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

  • Kevinhandsome at birth3,813 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)
  • Beauhandsome487 in England and Wales (2025)
  • Alanfair or handsome2,441 in the US (2017)

Other names that mean white

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

  • Gavinwhite hawk4,134 in the US (2017)
  • Blakedark or pale3,782 in the US (2017)
  • Blakelydark or pale meadow; a place name used as personal name1,244 in the US (2017)
  • Arjunbright; shining; white136 in England and Wales (2025)
  • Albadawn; white472 in England and Wales (2025)
  • Gannonfair-haired, pale301 in the US (2017)

Names about as common as Fionn

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