Niamh
Girl name · #3537 in 2025 · Uniqueness 66/100
In 2025, 43 baby girls were named Niamh, placing it at #3537 in the official national rankings. A decade ago it stood at #4144, so the name has been rising over the past ten years. Roughly one in every 41,860 girls born in 2025 was named Niamh.
Babies named Niamh per year, 1880–2025. Source: SSA.
The 56-year story
Niamh first appears in the Social Security records in 1969, when 5 girls received the name. Its peak came in 2008, when 74 girls were named Niamh — good for #2538 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 Niamh against up to 5 other names.
Uniqueness: will there be another Niamh in class?
Niamh scores 66 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "distinctive" band. That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Niamh is most common
State-level data for Niamh is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like Niamh
Statistically, parents drawn to Niamh tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Niyah, Kyrah, Alyah, Uriah, and Nitya.
NiyahKyrahAlyahUriahNityaNaomyKiyahMykah
Rank history (last 25 years)
| Year | Babies named Niamh | Rank |
|---|---|---|
| 2025 | 43 | #3517 |
| 2024 | 51 | #3119 |
| 2023 | 33 | #4276 |
| 2022 | 37 | #3963 |
| 2021 | 35 | #4090 |
| 2020 | 33 | #4169 |
| 2019 | 44 | #3499 |
| 2018 | 40 | #3739 |
| 2017 | 37 | #3996 |
| 2016 | 45 | #3464 |
| 2015 | 35 | #4144 |
| 2014 | 53 | #3112 |
| 2013 | 44 | #3513 |
| 2012 | 46 | #3464 |
| 2011 | 60 | #2868 |
| 2010 | 43 | #3624 |
| 2009 | 56 | #3047 |
| 2008 | 74 | #2538 |
| 2007 | 58 | #3023 |
| 2006 | 69 | #2602 |
| 2005 | 57 | #2865 |
| 2004 | 69 | #2446 |
| 2003 | 67 | #2439 |
| 2002 | 57 | #2673 |
| 2001 | 69 | #2304 |
Frequently asked questions
Is Niamh a popular girl name?
Niamh ranked #3537 among girls in 2025 with 43 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #4144.
When was the name Niamh most popular?
Niamh peaked in 2008, when 74 American girls received the name (ranked #2538 that year). Since 2008 the name has declined from that high.
How rare is the name Niamh?
In 2025, roughly 1 in 41,860 newborn American girls was named Niamh. It scores 66/100 on our uniqueness scale (rarity blended with momentum), which we classify as "distinctive".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.