Cillian

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Primarily a boy's name · 100% boys

Origin: Irish

Meaning

Killian or Kilian, as a given name, is an Anglicized version of the Irish name Cillian. The name Cillian was borne by several early Irish saints including missionaries to Artois and Franconia and the author of the life of St Brigid.

From Wikipedia

Cillian first appears in the data in 1996 and has been recorded in 21 different years as a boy's name. Its single biggest year was 2016 with 119 babies (rank #380 that year). It was not in the 2024 data. The name has been declining over the last five years.

Numerology of Cillian

In Pythagorean numerology, every letter has a value from 1 to 9. Adding the letters of Cillian yields these three numbers โ€” a playful read on the name's character.

640
Total babies (all years)
21
Years in the data
119
Peak in a single year

Popularity Over Time โ€” Boys

Famous people named Cillian

→ See names similar to Cillian  ·  Compare Cillian with another name โ†’  ·  Popular names of the 2010s  ·  Boys names starting with C

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Year-by-Year Detail

Rank is among all boys' names registered that year.

Year Babies Rank
199612#1,117
19974#2,443
19983#3,045
19993#3,103
20005#2,208
20017#1,792
20025#2,330
20037#2,004
20044#3,140
200517#1,202
200620#1,089
200734#784
200826#995
200938#768
201039#761
201138#801
201245#736
201344#732
201466#552
2015104#405
2016119#380