Cassidy
Boy name · #2584 in 2025 · Uniqueness 70/100
Cassidy is currently the #2584 boy name in the United States — 51 babies received it in 2025. A decade ago it stood at #2809, so the name has been rising over the past ten years. Roughly one in every 35,294 boys born in 2025 was named Cassidy.
Babies named Cassidy per year, 1880–2025. Source: SSA.
The 57-year story
Cassidy first appears in the Social Security records in 1968, when 5 boys received the name. Its peak came in 1984, when 169 boys were named Cassidy — good for #665 that year. Today's parents encounter it as a name from their grandparents’ generation, which is precisely the vintage window from which names get revived. 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 Cassidy against up to 5 other names.
Uniqueness: will there be another Cassidy in class?
Cassidy scores 70 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your Cassidy will likely be the only one in the room, with the occasional spelling-out as the price.
Where Cassidy is most common
State-level data for Cassidy 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 Cassidy
Statistically, parents drawn to Cassidy tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Courtney, Brenton, Korey, Cedrick, and Darnell.
CourtneyBrentonKoreyCedrickDarnellJarvisAntwanCortez
Rank history (last 25 years)
| Year | Babies named Cassidy | Rank |
|---|---|---|
| 2025 | 51 | #2572 |
| 2024 | 61 | #2313 |
| 2023 | 55 | #2441 |
| 2022 | 49 | #2675 |
| 2021 | 43 | #2862 |
| 2020 | 45 | #2728 |
| 2019 | 55 | #2421 |
| 2018 | 76 | #1937 |
| 2017 | 70 | #2014 |
| 2016 | 59 | #2255 |
| 2015 | 42 | #2809 |
| 2014 | 45 | #2661 |
| 2013 | 55 | #2299 |
| 2012 | 50 | #2488 |
| 2011 | 50 | #2478 |
| 2010 | 51 | #2429 |
| 2009 | 55 | #2348 |
| 2008 | 66 | #2088 |
| 2007 | 53 | #2416 |
| 2006 | 69 | #1943 |
| 2005 | 40 | #2701 |
| 2004 | 59 | #2024 |
| 2003 | 24 | #3626 |
| 2002 | 34 | #2755 |
| 2001 | 39 | #2489 |
Frequently asked questions
Is Cassidy a popular boy name?
Cassidy ranked #2584 among boys in 2025 with 51 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2809.
When was the name Cassidy most popular?
Cassidy peaked in 1984, when 169 American boys received the name (ranked #665 that year). Since 1984 the name has declined from that high.
How rare is the name Cassidy?
In 2025, roughly 1 in 35,294 newborn American boys was named Cassidy. It scores 70/100 on our uniqueness scale (rarity blended with momentum), which we classify as "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.