Rex Name Popularity and Statistics
Rex is predominantly used for boys. The statistics below show this exact spelling in official U.S. records.
Meaning, origin, and pronunciation details are shown only after they have been independently reviewed.
How Do You Spell Rex?
Rex is spelled R-E-X. The name has 3 letters.
Rex Popularity in 2025
Rank#859
Recorded Births281
- Boys usage fell 74 places to #859 and recorded 39 fewer births compared with 2024.
Figures reflect this exact spelling in the latest available U.S. Social Security Administration records. See the complete year-by-year trend.
Rex Popularity by Year
The table below shows the most recent available records for this exact spelling from 2002 through 2025. Use the full history page to explore every recorded year.
| Year | Usage Category | Recorded Births | National Rank |
|---|---|---|---|
| 2025 | Boys | 281 | #859 |
| 2024 | Boys | 320 | #785 |
| 2023 | Boys | 368 | #721 |
| 2022 | Boys | 380 | #696 |
| 2021 | Boys | 380 | #698 |
| 2020 | Boys | 377 | #681 |
| 2019 | Boys | 410 | #651 |
| 2018 | Boys | 421 | #631 |
| 2017 | Boys | 434 | #607 |
| 2016 | Boys | 423 | #631 |
| 2015 | Boys | 374 | #679 |
| 2014 | Boys | 389 | #661 |
| 2013 | Boys | 391 | #630 |
| 2012 | Boys | 385 | #631 |
| 2011 | Boys | 386 | #618 |
| 2010 | Boys | 332 | #703 |
| 2009 | Boys | 303 | #755 |
| 2008 | Boys | 274 | #799 |
| 2007 | Boys | 236 | #874 |
| 2006 | Boys | 252 | #809 |
| 2005 | Boys | 237 | #808 |
| 2004 | Boys | 182 | #930 |
| 2003 | Boys | 182 | #913 |
| 2002 | Boys | 154 | #1,008 |
When Was Rex Most Popular?
Peak years are based on the highest recorded birth totals for this exact spelling and usage category. They are ordered by birth count, not chronologically.
1951 · Boys
1,503 recorded births
National rank #170
1952 · Boys
1,498 recorded births
National rank #174
1956 · Boys
1,452 recorded births
National rank #193
1955 · Boys
1,400 recorded births
National rank #191
Where Rex Ranked Highest in 2025
State rankings are calculated separately for girls and boys within each state. The SSA omits state-level names recorded fewer than five times, so low visible counts can still represent a relatively high state rank.
Top States for Boys
| State | Rank | Recorded Births |
|---|---|---|
| UT | #351 | 13 |
| OK | #504 | 8 |
| AZ | #559 | 12 |
| IN | #579 | 11 |
| MN | #586 | 8 |
| WI | #618 | 7 |
| CA | #683 | 40 |
| WA | #684 | 9 |