Kerrigan
Girl name · #4579 in 2025 · Very rare
How old is the name Kerrigan? In official American birth records, Kerrigan has been tracked continuously since 1972, giving it 53 years of documented American history.
Kerrigan ranks #4579 among American girls' names as of 2025, with 30 newborns given the name that year. A decade ago it stood at #2012, so the name has been falling over the past ten years. Roughly one in every 60,000 girls born in 2025 was named Kerrigan.
Babies named Kerrigan per year. Source: Official national birth records.
The 53-year story
Kerrigan first appears in the Social Security records in 1972, when 5 girls received the name. Its peak came in 2012, when 118 girls were named Kerrigan — good for #1744 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Kerrigan against up to 5 other names.
Uniqueness: will there be another Kerrigan in class?
On our rarity read — which blends how common Kerrigan is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kerrigan will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kerrigan is most common
State-level data for Kerrigan is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Kerrigan
Statistically, parents drawn to Kerrigan tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Keagan, Keegan, Kylan, Teegan, and Morrigan.
KeaganKeeganKylanTeeganMorriganKarsenTeganKeilyn
Rank history (last 25 years)
| Year | Babies named Kerrigan | Rank |
|---|---|---|
| 2025 | 30 | #4546 |
| 2024 | 36 | #4039 |
| 2023 | 45 | #3476 |
| 2022 | 34 | #4202 |
| 2021 | 42 | #3614 |
| 2020 | 51 | #3091 |
| 2019 | 69 | #2538 |
| 2018 | 78 | #2334 |
| 2017 | 63 | #2713 |
| 2016 | 79 | #2366 |
| 2015 | 98 | #2012 |
| 2014 | 104 | #1922 |
| 2013 | 112 | #1814 |
| 2012 | 118 | #1744 |
| 2011 | 95 | #2043 |
| 2010 | 68 | #2642 |
| 2009 | 85 | #2286 |
| 2008 | 70 | #2630 |
| 2007 | 69 | #2647 |
| 2006 | 90 | #2149 |
| 2005 | 84 | #2180 |
| 2004 | 76 | #2286 |
| 2003 | 87 | #2048 |
| 2002 | 108 | #1695 |
| 2001 | 113 | #1620 |
Frequently asked questions
How old is the name Kerrigan?
In official American birth records, the name Kerrigan first appeared in 1972 (over 53 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 53 years.
Is Kerrigan a popular girl name?
Kerrigan ranked #4579 among girls in 2025 with 30 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2012.
When was the name Kerrigan most popular?
Kerrigan peaked in 2012, when 118 American girls received the name (ranked #1744 that year). Since 2012 the name has declined from that high.
How rare is the name Kerrigan?
In 2025, roughly 1 in 60,000 newborn American girls was named Kerrigan. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.