Cassian

A boys’ name of Latin origin, meaning hollow; of the Cassius family.

Babies a year
158
England and Wales, 2025
Rarity
Uncommon
among names in use
US popularity
#479
up from #616
UK popularity
#287
158 babies · up from #367

How Cassian has moved

US popularity rank, 2021–2025. Lower is more popular.
#399#725#1050202120232025#479

View as table
YearUS rank
2021#970
2022#933
2023#533
2024#616
2025#479

Cassian by the numbers

In 2025, 158 babies in England and Wales were named Cassian. In the US, 133 were, though that figure is from 2017, the most recent full year we hold.

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

Its best year in America so far is the most recent one on record, which means it was still climbing when the records end.

Spelled almost the same

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

  • Caspianof the Caspian Sea101 in England and Wales (2025)
  • Casianof or relating to Cassius; a form of Cassian20 in England and Wales (2025)
  • Cassidycurly haired; surname used as given name1,064 in the US (2017)
  • Cassiushollow; vain140 in England and Wales (2025)
  • Cassielmy cover is God; an archangel in Jewish tradition49 in the US (2017)
  • Castin18 in the US (2017)

Sounds like Cassian

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

  • Kassianhollow or vain; a form of Cassian10 in England and Wales (2025)
  • Kaeson62 in the US (2017)
  • Kaesyn35 in the US (2017)
  • Kayceon29 in the US (2017)
  • Kaesen23 in the US (2017)
  • Caeson8 in the US (2017)

Names about as common as Cassian

Nobody has voted for Cassian yet

Vote for Cassian and put it up against all the other baby names

Vote for Cassian