Rio
Boy name · #533 in 2025 · Uniqueness 31/100
Rio is currently the #533 boy name in the United States — 563 babies received it in 2025. A decade ago it stood at #1567, so the name has been rising over the past ten years. Roughly one in every 3,197 boys born in 2025 was named Rio.
Babies named Rio per year, 1880–2025. Source: SSA.
The 105-year story
Rio first appears in the Social Security records in 1920, when 5 boys received the name. Its all-time peak is essentially right now: 2024, with 593 babies and a rank of #517. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. 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 Rio against up to 5 other names.
Uniqueness: will there be another Rio in class?
Rio scores 31 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "popular" band. A low score means broad familiarity: teachers will spell it right, and your child may share it with a classmate. For many families that's a feature, not a bug.
Where Rio is most common
Geography matters for names, and Rio is no exception. In 2025 the states with the most Rios were CA (116), FL (58), TX (53), NY (50), IL (20). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Rio
Statistically, parents drawn to Rio tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Dario, Elio, Gio, Rome, and Teo.
DarioElioGioRomeTeoKyroMyloRidge
Rank history (last 25 years)
| Year | Babies named Rio | Rank |
|---|---|---|
| 2025 | 563 | #532 |
| 2024 | 593 | #517 |
| 2023 | 514 | #571 |
| 2022 | 530 | #560 |
| 2021 | 403 | #669 |
| 2020 | 305 | #774 |
| 2019 | 193 | #1057 |
| 2018 | 172 | #1122 |
| 2017 | 132 | #1348 |
| 2016 | 136 | #1320 |
| 2015 | 103 | #1567 |
| 2014 | 104 | #1536 |
| 2013 | 97 | #1588 |
| 2012 | 100 | #1575 |
| 2011 | 99 | #1573 |
| 2010 | 110 | #1481 |
| 2009 | 77 | #1873 |
| 2008 | 78 | #1861 |
| 2007 | 80 | #1811 |
| 2006 | 67 | #1994 |
| 2005 | 59 | #2081 |
| 2004 | 64 | #1911 |
| 2003 | 49 | #2206 |
| 2002 | 52 | #2068 |
| 2001 | 48 | #2151 |
Frequently asked questions
Is Rio a popular boy name?
Rio ranked #533 among boys in 2025 with 563 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1567.
When was the name Rio most popular?
Rio peaked in 2024, when 593 American boys received the name (ranked #517 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Rio?
In 2025, roughly 1 in 3,197 newborn American boys was named Rio. It scores 31/100 on our uniqueness scale (rarity blended with momentum), which we classify as "popular".
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.