Is Kiernan a boy or girl name?
Kiernan is mostly a boy name in the US. In 2024, 6 girls and 39 boys were named Kiernan, so 13.3% were girls. Across 1880–2024, 28.2% of the 2,405 US babies named Kiernan were girls.
- Boy rank, 2024
- #3,119
- Girl rank, 2024
- #14,367
- Babies named Kiernan since 1957
- 2,405
- Most popular year
- 2008
- 104 babies
Boys and girls named Kiernan, by decade
| Decade | Boys | Girls | Share girls |
|---|---|---|---|
| 1950s | 5 | 0 | 0% |
| 1960s | 9 | 0 | 0% |
| 1970s | 20 | 11 | 35.5% |
| 1980s | 88 | 38 | 30.2% |
| 1990s | 338 | 151 | 30.9% |
| 2000s | 645 | 234 | 26.6% |
| 2010s | 449 | 174 | 27.9% |
| 2020s | 173 | 70 | 28.8% |
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 39 | #3,119 | 6 | #14,367 |
| 2023 | 29 | #3,843 | 12 | #8,726 |
| 2022 | 31 | #3,658 | 14 | #7,852 |
| 2021 | 41 | #3,002 | 17 | #6,851 |
| 2020 | 33 | #3,377 | 21 | #5,754 |
| 2019 | 29 | #3,764 | 29 | #4,719 |
| 2018 | 43 | #2,823 | 19 | #6,391 |
| 2017 | 54 | #2,403 | 25 | #5,253 |
| 2016 | 32 | #3,484 | 13 | #8,645 |
| 2015 | 40 | #2,942 | 11 | #9,826 |
| 2014 | 42 | #2,833 | 14 | #8,292 |
| 2013 | 34 | #3,239 | 16 | #7,580 |
| 2012 | 41 | #2,891 | 11 | #10,088 |
| 2011 | 60 | #2,188 | 14 | #8,425 |
| 2010 | 74 | #1,920 | 22 | #6,073 |
| 2009 | 66 | #2,085 | 23 | #6,002 |
| 2008 | 77 | #1,888 | 27 | #5,372 |
| 2007 | 66 | #2,081 | 21 | #6,454 |
| 2006 | 49 | #2,498 | 16 | #7,687 |
| 2005 | 67 | #1,899 | 17 | #7,001 |
| 2004 | 56 | #2,120 | 19 | #6,371 |
| 2003 | 69 | #1,754 | 25 | #5,028 |
| 2002 | 67 | #1,732 | 34 | #3,851 |
| 2001 | 60 | #1,854 | 28 | #4,383 |
| 2000 | 68 | #1,694 | 24 | #4,894 |
| 1999 | 48 | #2,009 | 26 | #4,388 |
| 1998 | 39 | #2,295 | 20 | #5,251 |
| 1997 | 40 | #2,190 | 17 | #5,757 |
| 1996 | 50 | #1,832 | 22 | #4,673 |
| 1995 | 34 | #2,325 | 15 | #6,118 |
| 1994 | 38 | #2,151 | 14 | #6,499 |
| 1993 | 32 | #2,376 | 16 | #5,809 |
| 1992 | 21 | #3,167 | 8 | #9,962 |
| 1991 | 20 | #3,176 | 13 | #6,798 |
| 1990 | 16 | #3,703 | 0 | – |
| 1989 | 14 | #3,920 | 0 | – |
| 1988 | 12 | #4,060 | 5 | #12,815 |
| 1987 | 14 | #3,437 | 8 | #8,368 |
| 1986 | 7 | #5,678 | 0 | – |
| 1985 | 10 | #4,215 | 5 | #11,539 |
| 1984 | 8 | #4,785 | 0 | – |
| 1983 | 5 | #6,811 | 5 | #11,095 |
| 1982 | 11 | #3,824 | 9 | #7,178 |
| 1981 | 7 | #5,228 | 0 | – |
| 1980 | 0 | – | 6 | #9,665 |
| 1979 | 0 | – | 0 | – |
| 1978 | 5 | #6,327 | 6 | #9,077 |
| 1977 | 0 | – | 0 | – |
| 1976 | 5 | #6,064 | 0 | – |
| 1975 | 0 | – | 0 | – |
| 1974 | 0 | – | 0 | – |
| 1973 | 0 | – | 0 | – |
| 1972 | 0 | – | 5 | #8,879 |
| 1971 | 5 | #5,308 | 0 | – |
| 1970 | 5 | #5,105 | 0 | – |
| 1969 | 9 | #3,202 | 0 | – |
| 1968 | 0 | – | 0 | – |
| 1967 | 0 | – | 0 | – |
| 1966 | 0 | – | 0 | – |
| 1965 | 0 | – | 0 | – |
| 1964 | 0 | – | 0 | – |
| 1963 | 0 | – | 0 | – |
| 1962 | 0 | – | 0 | – |
| 1961 | 0 | – | 0 | – |
| 1960 | 0 | – | 0 | – |
| 1959 | 0 | – | 0 | – |
| 1958 | 0 | – | 0 | – |
| 1957 | 5 | #4,286 | 0 | – |
Highest rank
As a boy name, Kiernan reached #1,694 in 2000. As a girl name, it reached #3,851 in 2002. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.
Names from the same era
These names were also most popular in the 2000s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Kiernan
Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.