Tieran is an uncommon, distinctive first name of Irish origin. It's derived from the Irish surname Ó Tiarnáin, which is believed to mean 'descendant of Tiernan'. Tiernan itself is thought to be a diminutive form of the Irish personal name 'Teige', meaning 'victorious'. The name Tieran is associated with strength and uniqueness, reflecting its rare usage. It's also notable for its phonetic similarity to the English word 'Tier', adding an element of familiarity despite its rarity.
In 2008 alone, six individuals named Tieran came into existence, with no additional births of this name recorded in any other year, making the total count also six.