Etymograph

English

Tiernan

Tiernan comes from Irish Tiarna ‘lord’.

  1. Irishc. 1200–presentTiarna‘lord’
  2. Irish, derivedc. 1200–presentTiarnán
  3. EnglishtodayTiernan

attested reconstructed ? uncertain or disputed

Lineage

  1. Irishc. 1200–presentTiarna‘lord’
  2. Irish, derivedc. 1200–presentTiarnán
  3. EnglishtodayTiernan

Today it means

name A surname.

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

Etymograph / Irish Tiarna / Tiernan