687births recorded
1Countries
1Variants
2002Peak · United States
#10107United States 2025
Kiernan is a girl name family recorded 687 times in 1 country since 1972. It ranks highest today in the United States (#10107 in 2025). Its all-time peak was in the United States in 2002, at 0.9 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Kiernan
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Kiernan | English | 687 | 🇺🇸 United States | #10107 | 2002 | ▼ 10 % |
Questions about Kiernan
How popular is the name Kiernan?
In 2025 it ranked #10107 in the United States. Official registers record 687 births across 1 country.
When was Kiernan most popular?
It peaked in the United States in 2002, at 0.9 births per 100,000.
Is Kiernan a boy or a girl name?
In official birth registers, Kiernan is a girl name.