Name meaning & stats
Kiernan
Kiernan (Irish origin). 2,448 US babies since 1940, peak 2008.
What it means
No agreed meaning on record
IrishSpelling of Kieran
In US birth records
Peak year: 2008
2,448 US babies were named Kiernan between 1940 and 2025.
Careers
Not enough notable people named Kiernan (or its spelling family) to say anything reliable yet. That's a gap in the data, not the name.
Spelling family
1 in 19 Kierans spell it Kiernan
Names that sound the same, grouped by Heyotag. Share of US babies since 1940.
Name twins (peaked around 2008)