Meaning and history
Tierney is the Anglicized form of Tighearnach.
20062006: 82 births, rank #2,308
2007: 74 births, rank #2,509
2008: 86 births, rank #2,267
2009: 100 births, rank #2,041
2010: 59 births, rank #2,906
20112011: 89 births, rank #2,143
2012: 63 births, rank #2,770
2013: 56 births, rank #2,973
2014: 64 births, rank #2,714
2015: 48 births, rank #3,346
20162016: 62 births, rank #2,761
2017: 49 births, rank #3,247
2018: 47 births, rank #3,346
2019: 51 births, rank #3,130
2020: 47 births, rank #3,281
20212021: 30 births, rank #4,507
2022: 23 births, rank #5,465
2023: 34 births, rank #4,191
2024: 18 births, rank #6,394
20252025: 15 births, rank #7,133
In 2025, 15 babies were recorded with the name Tierney, ranking #7,133 among girls.