English
Killian
Killian comes from Irish Cillian.
- Irishc. 1200–presentCillian
- Englishearliest quotation 2025Killian
attested reconstructed ? uncertain or disputed
Earlier history uncertain.
Lineage
- Irishc. 1200–presentCillian
- Englishearliest quotation 2025Killian
Earliest quotation: 2025, Vittoria Elliott, The Young, Inexperienced Engineers Aiding Elon Musk’s Govern: “The engineers are Akash Bobba, Edward Coristine, Luke Farritor,…”
The story
An anglicized spelling of Irish Cillian.
Linked words
through Proto-Indo-European *kelh₂- ‘to beat, strike’
clerk, coup, clergy, holt, holly, cleric, calamity, gladiator, calamitous, clematis, clade, gladiolus, 30 more
Today it means
name A male given name from Irish.
Language periods are conventional ranges, not dates for this word.
Etymograph / Irish Cillian / Killian