Etymograph

English

Glennon

Glennon comes from Irish Mac Leannáin ‘son of Leannán’, from leann ‘cloak’, and ultimately from Proto-Indo-European *linom ‘flax’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*linom‘flax’reconstructed
  2. Proto-Celticc. 1300–800 BCE*linnā‘cloak, veil’reconstructed
  3. Old Irishc. 600–900lenn‘cloak, mantle’
  4. Irishc. 1200–presentleann‘cloak’
  5. Irish, derivedc. 1200–presentMac Leannáin‘son of Leannán’
  6. EnglishtodayGlennon

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*linom‘flax’reconstructed
  2. Proto-Celticc. 1300–800 BCE*linnā‘cloak, veil’reconstructed
  3. Old Irishc. 600–900lenn‘cloak, mantle’
  4. Irishc. 1200–presentleann‘cloak’
  5. Irish, derivedc. 1200–presentMac Leannáin‘son of Leannán’
  6. EnglishtodayGlennon

The story

Reduced Anglicized form of Irish Mac Leannáin (‘son of Leannán’), a personal name from leann (‘cloak’) + -án (‘diminutive suffix’).

Today it means

name A surname from Irish.

Language periods are conventional ranges, not dates for this word.

Etymograph / Proto-Indo-European *linom / Glennon