Tadeo
Boy name · #427 in 2025 · Uniqueness 24/100
Tadeo is currently the #427 boy name in the United States — 753 babies received it in 2025. A decade ago it stood at #1049, so the name has been rising over the past ten years. Roughly one in every 2,390 boys born in 2025 was named Tadeo.
The 57-year story
Tadeo first appears in the Social Security records in 1968, when 5 boys received the name. Its all-time peak is essentially right now: 2024, with 782 babies and a rank of #412. 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.
Babies named Tadeo per year, 1880–2025. Source: SSA.
Unlock the 5-year forecast and compare Tadeo against up to 5 other names.
Uniqueness: will there be another Tadeo in class?
Tadeo scores 24 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 Tadeo is most common
Geography matters for names, and Tadeo is no exception. In 2025 the states with the most Tadeos were CA (192), TX (155), AZ (36), IL (35), GA (28). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Tadeo
Statistically, parents drawn to Tadeo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Teo, Matheo, Kaleo, Kylo, and Truett.
TeoMatheoKaleoKyloTruettCairoApolloElio
Rank history (last 25 years)
| Year | Babies named Tadeo | Rank |
|---|---|---|
| 2025 | 753 | #427 |
| 2024 | 782 | #412 |
| 2023 | 642 | #473 |
| 2022 | 568 | #521 |
| 2021 | 465 | #598 |
| 2020 | 361 | #702 |
| 2019 | 331 | #731 |
| 2018 | 266 | #837 |
| 2017 | 266 | #833 |
| 2016 | 221 | #944 |
| 2015 | 189 | #1049 |
| 2014 | 189 | #1052 |
| 2013 | 152 | #1180 |
| 2012 | 95 | #1626 |
| 2011 | 80 | #1795 |
| 2010 | 58 | #2239 |
| 2009 | 42 | #2847 |
| 2008 | 59 | #2237 |
| 2007 | 48 | #2564 |
| 2006 | 49 | #2477 |
| 2005 | 33 | #3091 |
| 2004 | 30 | #3217 |
| 2003 | 34 | #2847 |
| 2002 | 24 | #3554 |
| 2001 | 18 | #4302 |
Frequently asked questions
Is Tadeo a popular boy name?
Tadeo ranked #427 among boys in 2025 with 753 babies given the name — inside the top 500: established but not ubiquitous. Ten years earlier it ranked #1049.
When was the name Tadeo most popular?
Tadeo peaked in 2024, when 782 American boys received the name (ranked #412 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Tadeo?
In 2025, roughly 1 in 2,390 newborn American boys was named Tadeo. It scores 24/100 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.