Tiarnan

Tiarnan is a masculine Irish name derived from the Gaelic "Tighearnán," meaning "little lord" or "little master." Pronounced roughly as "TEER-nan" or "TEER-nuhn," this name has deep roots in Irish history and mythology. It was borne by several historical figures, including kings and nobles in medieval Ireland. While relatively uncommon outside Ireland, Tiarnan has maintained steady usage within Irish communities both in Ireland and among the diaspora. The name carries connotations of leadership and nobility while maintaining a distinctly Celtic character. Its unique sound and spelling make it stand out while still being connected to the rich tradition of Irish naming customs.

Pronounced TEER-nun.

As of October 2026, Tiarnan ranked #13177 in US births in 2005 SSA, peaked at #8370 in 2002.