Eternity
Girl name · #2319 in 2025 · Very rare
In 2025, 79 baby girls were named Eternity, placing it at #2319 in the official national rankings. A decade ago it stood at #2209, so the name has been falling over the past ten years. Roughly one in every 22,785 girls born in 2025 was named Eternity.
The 35-year story
Eternity first appears in the Social Security records in 1990, when 5 girls received the name. Its peak came in 2009, when 103 girls were named Eternity — good for #2005 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.
Babies named Eternity per year. Source: SSA.
Unlock the 5-year forecast and compare Eternity against up to 5 other names.
Uniqueness: will there be another Eternity in class?
On our rarity read — which blends how common Eternity is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Eternity will likely be the only one in the room, with the occasional spelling-out as the price.
Where Eternity is most common
State-level data for Eternity 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 Eternity
Statistically, parents drawn to Eternity tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Cerenity, Divinity, Estefany, Honesty, and Clarity.
CerenityDivinityEstefanyHonestyClarityAngelyEmmersonEmelyn
Rank history (last 25 years)
| Year | Babies named Eternity | Rank |
|---|---|---|
| 2025 | 79 | #2298 |
| 2024 | 86 | #2203 |
| 2023 | 77 | #2352 |
| 2022 | 67 | #2604 |
| 2021 | 99 | #1971 |
| 2020 | 75 | #2341 |
| 2019 | 83 | #2217 |
| 2018 | 80 | #2275 |
| 2017 | 51 | #3145 |
| 2016 | 80 | #2343 |
| 2015 | 85 | #2209 |
| 2014 | 98 | #2010 |
| 2013 | 74 | #2439 |
| 2012 | 81 | #2315 |
| 2011 | 84 | #2238 |
| 2010 | 89 | #2185 |
| 2009 | 103 | #2005 |
| 2008 | 89 | #2218 |
| 2007 | 83 | #2311 |
| 2006 | 97 | #2031 |
| 2005 | 50 | #3126 |
| 2004 | 59 | #2742 |
| 2003 | 54 | #2840 |
| 2002 | 66 | #2414 |
| 2001 | 43 | #3198 |
Frequently asked questions
Is Eternity a popular girl name?
Eternity ranked #2319 among girls in 2025 with 79 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2209.
When was the name Eternity most popular?
Eternity peaked in 2009, when 103 American girls received the name (ranked #2005 that year). Since 2009 the name has declined from that high.
How rare is the name Eternity?
In 2025, roughly 1 in 22,785 newborn American girls was named Eternity. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
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.