Rex
Last seen for girls in 1984 at #9,144 · #859 for boys in 2025, 281 births
Given to boys 99.8% of the time
Showing
- Peak · boys
- 1951 · 1,503 births
- Debut · boys
- 13 births
- In top 100 · boys
- neverof 146 years
- Total births · boys
- 60,449since 1880
Rex over time
boys
Rank among boys' names. Rex has never cracked the top 100 here.
Hover or use arrow keys to read values by year; click or press Enter to open that year.
Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.
Show data table
| Year | girls | boys | ||
|---|---|---|---|---|
| rank | births | rank | births | |
| 2025 | — | #859 | 281 | |
| 2024 | — | #785 | 320 | |
| 2023 | — | #721 | 368 | |
| 2022 | — | #696 | 380 | |
| 2021 | — | #698 | 380 | |
| 2020 | — | #681 | 377 | |
| 2019 | — | #651 | 410 | |
| 2018 | — | #631 | 421 | |
| 2017 | — | #607 | 434 | |
| 2016 | — | #631 | 423 | |
| 2015 | — | #679 | 374 | |
| 2014 | — | #661 | 389 | |
| 2013 | — | #630 | 391 | |
| 2012 | — | #631 | 385 | |
| 2011 | — | #618 | 386 | |
| 2010 | — | #703 | 332 | |
| 2009 | — | #755 | 303 | |
| 2008 | — | #799 | 274 | |
| 2007 | — | #874 | 236 | |
| 2006 | — | #809 | 252 | |
| 2005 | — | #808 | 237 | |
| 2004 | — | #930 | 182 | |
| 2003 | — | #913 | 182 | |
| 2002 | — | #1,008 | 154 | |
| 2001 | — | #1,178 | 116 | |
| 2000 | — | #1,208 | 112 | |
| 1999 | — | #1,017 | 137 | |
| 1998 | — | #931 | 151 | |
| 1997 | — | #904 | 152 | |
| 1996 | — | #935 | 139 | |
| 1995 | — | #862 | 157 | |
| 1994 | — | #822 | 167 | |
| 1993 | — | #794 | 178 | |
| 1992 | — | #716 | 207 | |
| 1991 | — | #683 | 220 | |
| 1990 | — | #662 | 232 | |
| 1989 | — | #668 | 224 | |
| 1988 | — | #595 | 247 | |
| 1987 | — | #599 | 231 | |
| 1986 | — | #585 | 232 | |
| 1985 | — | #544 | 261 | |
| 1984 | #9,144 | 6 | #536 | 258 |
| 1983 | — | #532 | 246 | |
| 1982 | — | #524 | 265 | |
| 1981 | — | #515 | 268 | |
| 1980 | #10,392 | 5 | #488 | 300 |
| 1979 | #8,061 | 7 | #525 | 260 |
| 1978 | — | #512 | 255 | |
| 1977 | — | #473 | 291 | |
| 1976 | — | #467 | 283 | |
| 1975 | — | #469 | 296 | |
| 1974 | — | #465 | 297 | |
| 1973 | — | #433 | 324 | |
| 1972 | — | #407 | 373 | |
| 1971 | — | #369 | 473 | |
| 1970 | — | #362 | 507 | |
| 1969 | — | #361 | 478 | |
| 1968 | — | #339 | 515 | |
| 1967 | — | #306 | 581 | |
| 1966 | — | #275 | 718 | |
| 1965 | — | #264 | 787 | |
| 1964 | #5,474 | 7 | #247 | 957 |
| 1963 | — | #244 | 983 | |
| 1962 | — | #227 | 1,133 | |
| 1961 | #4,239 | 10 | #219 | 1,269 |
| 1960 | #5,696 | 6 | #214 | 1,314 |
| 1959 | #6,245 | 5 | #216 | 1,283 |
| 1958 | #4,520 | 8 | #213 | 1,243 |
| 1957 | #4,918 | 7 | #203 | 1,326 |
| 1956 | #5,325 | 6 | #193 | 1,452 |
| 1955 | — | #191 | 1,400 | |
| 1954 | #5,753 | 5 | #189 | 1,380 |
| 1953 | #5,040 | 6 | #188 | 1,345 |
| 1952 | #4,483 | 7 | #174 | 1,498 |
| 1951 | — | #170 | 1,503 | |
| 1950 | — | #196 | 1,069 | |
| 1949 | — | #207 | 959 | |
| 1948 | — | #210 | 904 | |
| 1947 | — | #220 | 846 | |
| 1946 | — | #236 | 662 | |
| 1945 | — | #269 | 486 | |
| 1944 | — | #234 | 574 | |
| 1943 | — | #234 | 614 | |
| 1942 | #4,124 | 6 | #256 | 521 |
| 1941 | — | #231 | 558 | |
| 1940 | #4,349 | 5 | #227 | 547 |
| 1939 | — | #216 | 564 | |
| 1938 | — | #202 | 628 | |
| 1937 | — | #203 | 601 | |
| 1936 | — | #201 | 612 | |
| 1935 | #3,742 | 6 | #197 | 647 |
| 1934 | — | #197 | 631 | |
| 1933 | — | #194 | 626 | |
| 1932 | #3,901 | 6 | #213 | 580 |
| 1931 | — | #227 | 520 | |
| 1930 | — | #234 | 540 | |
| 1929 | — | #252 | 492 | |
| 1928 | #4,195 | 6 | #242 | 519 |
| 1927 | #3,561 | 8 | #250 | 518 |
| 1926 | — | #239 | 552 | |
| 1925 | #3,362 | 9 | #238 | 553 |
| 1924 | #5,061 | 5 | #229 | 589 |
| 1923 | — | #225 | 584 | |
| 1922 | — | #214 | 615 | |
| 1921 | #5,099 | 5 | #226 | 591 |
| 1920 | — | #209 | 614 | |
| 1919 | — | #231 | 523 | |
| 1918 | — | #235 | 509 | |
| 1917 | — | #229 | 471 | |
| 1916 | — | #230 | 461 | |
| 1915 | — | #242 | 401 | |
| 1914 | — | #233 | 334 | |
| 1913 | — | #240 | 243 | |
| 1912 | — | #278 | 164 | |
| 1911 | — | #291 | 82 | |
| 1910 | — | #304 | 65 | |
| 1909 | — | #268 | 68 | |
| 1908 | — | #265 | 64 | |
| 1907 | — | #307 | 48 | |
| 1906 | — | #253 | 61 | |
| 1905 | — | #295 | 46 | |
| 1904 | — | #351 | 33 | |
| 1903 | — | #290 | 43 | |
| 1902 | — | #277 | 46 | |
| 1901 | — | #334 | 29 | |
| 1900 | — | #267 | 59 | |
| 1899 | — | #331 | 29 | |
| 1898 | — | #298 | 39 | |
| 1897 | — | #331 | 31 | |
| 1896 | — | #315 | 35 | |
| 1895 | — | #310 | 34 | |
| 1894 | — | #322 | 30 | |
| 1893 | — | #359 | 25 | |
| 1892 | — | #357 | 28 | |
| 1891 | — | #349 | 24 | |
| 1890 | — | #316 | 30 | |
| 1889 | — | #369 | 23 | |
| 1888 | — | #349 | 28 | |
| 1887 | — | #311 | 28 | |
| 1886 | — | #332 | 26 | |
| 1885 | — | #439 | 17 | |
| 1884 | — | #520 | 13 | |
| 1883 | — | #460 | 15 | |
| 1882 | — | #514 | 13 | |
| 1881 | — | #706 | 7 | |
| 1880 | — | #505 | 13 | |
First appearance
1880
In the first year the SSA published name data, Rex was already there! It came in at #505, and was given to 13 baby boys.
Quietest stretch: 1881, when fewer than 8 boys a year got the name.
Where Rex is popular in 1917
- Rank in state
- Top 10
- 11–50
- 51–100
- 101–500
- 501+
- Not published
Hover or tap a state for its numbers.
Top states · boys
- Idaho#58 · 1 in 202
- Utah#95 · 1 in 367
- Kansas#99 · 1 in 442
- Iowa#99 · 1 in 474
- Nebraska#108 · 1 in 540
Best ever in a state: #38 in Utah, 1914.
Show every state
| State | Rank | Births | Share |
|---|---|---|---|
| Idaho | #58 | 17 | 1 in 202 |
| Utah | #95 | 11 | 1 in 367 |
| Iowa | #99 | 39 | 1 in 474 |
| Kansas | #99 | 31 | 1 in 442 |
| Nebraska | #108 | 20 | 1 in 540 |
| Arizona | #131 | 5 | 1 in 539 |
| West Virginia | #134 | 17 | 1 in 708 |
| Oklahoma | #135 | 25 | 1 in 665 |
| Indiana | #140 | 22 | 1 in 959 |
| Colorado | #142 | 9 | 1 in 746 |
| Montana | #144 | 7 | 1 in 772 |
| Washington | #156 | 8 | 1 in 956 |
| Missouri | #157 | 23 | 1 in 1,063 |
| Michigan | #160 | 28 | 1 in 1,048 |
| South Dakota | #181 | 5 | 1 in 1,070 |
| North Dakota | #184 | 6 | 1 in 1,101 |
| Ohio | #190 | 25 | 1 in 1,745 |
| Arkansas | #191 | 14 | 1 in 1,061 |
| Tennessee | #215 | 12 | 1 in 1,654 |
| Kentucky | #219 | 12 | 1 in 1,658 |
| Virginia | #224 | 11 | 1 in 1,793 |
| Illinois | #230 | 21 | 1 in 2,383 |
| Mississippi | #271 | 8 | 1 in 2,001 |
| North Carolina | #292 | 11 | 1 in 2,404 |
| Minnesota | #310 | 6 | 1 in 3,152 |
| Texas | #325 | 18 | 1 in 2,202 |
| California | #331 | 6 | 1 in 3,175 |
| Pennsylvania | #334 | 13 | 1 in 5,970 |
| Wisconsin | #334 | 5 | 1 in 4,162 |
| Alabama | #343 | 7 | 1 in 2,891 |
| Georgia | #470 | 5 | 1 in 5,236 |
| Alaska | — | — | — |
| Connecticut | — | — | — |
| Delaware | — | — | — |
| District of Columbia | — | — | — |
| Florida | — | — | — |
| Hawaii | — | — | — |
| Louisiana | — | — | — |
| Maine | — | — | — |
| Maryland | — | — | — |
| Massachusetts | — | — | — |
| Nevada | — | — | — |
| New Hampshire | — | — | — |
| New Jersey | — | — | — |
| New Mexico | — | — | — |
| New York | — | — | — |
| Oregon | — | — | — |
| Rhode Island | — | — | — |
| South Carolina | — | — | — |
| Vermont | — | — | — |
| Wyoming | — | — | — |
Ranks are within each state; “1 in N” is out of the boys born there that year. The SSA only publishes a name in a state when 5 or more babies of one sex got it.
See more about Rex
Momentum · boys
Falling
- 74 spots since 2024 (#785 → #859)
- 178 spots since 2020 (#681 → #859)
- 180 spots since 2015 (#679 → #859)
- Biggest jump: 192 spots in 1882 (#706 → #514)
- Biggest drop: 201 spots in 1881 (#505 → #706)
Rise & fade · boys
71 yrs to peak
- Debuted 1880
- Peaked 1951 at #170 (1,503 births)
- Births halved by 1966, 15 yrs later
Top of the charts · boys
Top 1,000 for 142 yrs
- Top 10: never
- Top 100: never
- Top 1,000: 142 yrs · run 1880–1998
Share of babies · boys
1 in 1,253
- Highest: 1 in 1,253 boys born in 1951 were named Rex (0.08%)
- Latest: 1 in 6,079 boys born in 2025 (0.02%)
Era · boys
The 1950s
- 22.3% of all boys named Rex (13,499) were born in this decade
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1880s | 183 | #311 (1887) | #451 |
| 1890s | 305 | #298 (1898) | #329 |
| 1900s | 497 | #253 (1906) | #291 |
| 1910s | 3,253 | #229 (1917) | #251 |
| 1920s | 5,627 | #209 (1920) | #232 |
| 1930s | 5,949 | #194 (1933) | #208 |
| 1940s | 6,671 | #207 (1949) | #232 |
| 1950s | 13,499 | #170 (1951) | #193 |
| 1960s | 8,735 | #214 (1960) | #270 |
| 1970s | 3,359 | #362 (1970) | #448 |
| 1980s | 2,532 | #488 (1980) | #559 |
| 1990s | 1,740 | #662 (1990) | #833 |
| 2000s | 2,048 | #755 (2009) | #928 |
| 2010s | 3,945 | #607 (2017) | #644 |
| 2020s | 2,106 | #681 (2020) | #740 |
All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.
Rex in 1917
boys
#229
471 births · 1 in 1,965 boys
Top boys' names in 1917
More about 1917
boys
925,482 boys got a published name in 1917; 1 in 1,965 of them was named Rex, which outranked 95.0% of the 4,602 boys' names that year. The ten most popular names covered 30.9% of boys (44.2% in 1880, 8.0% in 2025).
Ranked beside Rex
Tied names share a rank, as in SSA's lists.
Biggest movers since 1916
Risers
Among names in the top 1,000 of either year.