Ally
Girl name · #2130 in 2025 · Very rare
Ally ranks #2130 among American girls' names as of 2025, with 88 newborns given the name that year. A decade ago it stood at #872, so the name has been falling over the past ten years. Roughly one in every 20,455 girls born in 2025 was named Ally.
The 40-year story
Ally first appears in the Social Security records in 1985, when 13 girls received the name. Its peak came in 1998, when 636 girls were named Ally — good for #417 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 Ally per year. Source: SSA.
Unlock the 5-year forecast and compare Ally against up to 5 other names.
Uniqueness: will there be another Ally in class?
On our rarity read — which blends how common Ally is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Ally will likely be the only one in the room, with the occasional spelling-out as the price.
Where Ally is most common
State-level data for Ally 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 Ally
Statistically, parents drawn to Ally tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Reilly, Emilly, Elly, Lesly, and Nelly.
ReillyEmillyEllyLeslyNellyArelyAngelyAracely
Rank history (last 25 years)
| Year | Babies named Ally | Rank |
|---|---|---|
| 2025 | 88 | #2117 |
| 2024 | 107 | #1870 |
| 2023 | 117 | #1750 |
| 2022 | 131 | #1612 |
| 2021 | 148 | #1450 |
| 2020 | 158 | #1373 |
| 2019 | 177 | #1295 |
| 2018 | 184 | #1255 |
| 2017 | 215 | #1152 |
| 2016 | 272 | #984 |
| 2015 | 319 | #872 |
| 2014 | 381 | #737 |
| 2013 | 463 | #605 |
| 2012 | 499 | #584 |
| 2011 | 419 | #674 |
| 2010 | 418 | #686 |
| 2009 | 349 | #810 |
| 2008 | 383 | #767 |
| 2007 | 419 | #697 |
| 2006 | 456 | #630 |
| 2005 | 425 | #652 |
| 2004 | 473 | #594 |
| 2003 | 394 | #670 |
| 2002 | 444 | #582 |
| 2001 | 383 | #657 |
Frequently asked questions
Is Ally a popular girl name?
Ally ranked #2130 among girls in 2025 with 88 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #872.
When was the name Ally most popular?
Ally peaked in 1998, when 636 American girls received the name (ranked #417 that year). Since 1998 the name has declined from that high.
How rare is the name Ally?
In 2025, roughly 1 in 20,455 newborn American girls was named Ally. 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.