Meaning, origin, history
Tiernan is a unique and intriguing Irish boy's name with origins dating back to the Middle Ages. It is derived from the Old Irish name Tíer nan which means "little dark one." The name Tiernan has been associated with several historical figures, including an 11th-century Irish king known as Tigernán Ua Ruairc who ruled over what is now County Cavan.
The name Tiernan gained popularity during the Victorian era and has since become increasingly popular in English-speaking countries. Today, Tiernan continues to be recognized as a distinctively Irish name with a rich historical background. Despite its ancient origins, Tiernan remains a fresh and modern choice for parents seeking a unique yet meaningful name for their baby boy.
In numbers
Popularity of the name Tiernan since 1880
Total births
1,426
Total since 1880
Peak year
2007
86 births
in 2023
35
Recent births (5 years)
5-year trend
-16%
↘
vs previous 5 years