Tierney
Meaning: “descendant of Tiarnach”
About the name Tierney
Tierney is a girl name with Irish roots, meaning “descendant of Tiarnach”.
It has a unique feel. In 2025, Tierney ranked #7456 for girls in the US, with 15 babies given the name. Its peak year since 1940 was 1993. Since 2000, 100% of US babies named Tierney were girls.
Etymology
From Irish, meaning “descendant of Tiarnach”.
Name meaning adapted from Wiktionary (“Tierney”) by Wiktionary contributors, CC BY-SA 4.0.
- US rank 2025
- #7456
- In 2015
- #3385
- Babies in 2025
- 15
Popularity of Tierney, 1940–2025
Latest SSA data: 2025.
Popularity data: U.S. Social Security Administration national baby names (public domain; names given to at least 5 babies of one sex per year).
Names similar to Tierney
Name meanings marked or linked “Wiktionary” are adapted from Wiktionary by Wiktionary contributors, CC BY-SA 4.0; each name page links its source entry.