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
Show data for
Peak · boys
1951 · 1,503 births
Debut · boys
13 births
In top 100 · boys
never
of 146 years
Total births · boys
60,449
since 1880

Rex over time

boys

Rank among boys' names. Rex has never cracked the top 100 here.

#1#10#100#1,000rank188019001920194019601980200020201950peak #170, 1951boys
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
Yeargirlsboys
rankbirthsrankbirths
2025—#859281
2024—#785320
2023—#721368
2022—#696380
2021—#698380
2020—#681377
2019—#651410
2018—#631421
2017—#607434
2016—#631423
2015—#679374
2014—#661389
2013—#630391
2012—#631385
2011—#618386
2010—#703332
2009—#755303
2008—#799274
2007—#874236
2006—#809252
2005—#808237
2004—#930182
2003—#913182
2002—#1,008154
2001—#1,178116
2000—#1,208112
1999—#1,017137
1998—#931151
1997—#904152
1996—#935139
1995—#862157
1994—#822167
1993—#794178
1992—#716207
1991—#683220
1990—#662232
1989—#668224
1988—#595247
1987—#599231
1986—#585232
1985—#544261
1984#9,1446#536258
1983—#532246
1982—#524265
1981—#515268
1980#10,3925#488300
1979#8,0617#525260
1978—#512255
1977—#473291
1976—#467283
1975—#469296
1974—#465297
1973—#433324
1972—#407373
1971—#369473
1970—#362507
1969—#361478
1968—#339515
1967—#306581
1966—#275718
1965—#264787
1964#5,4747#247957
1963—#244983
1962—#2271,133
1961#4,23910#2191,269
1960#5,6966#2141,314
1959#6,2455#2161,283
1958#4,5208#2131,243
1957#4,9187#2031,326
1956#5,3256#1931,452
1955—#1911,400
1954#5,7535#1891,380
1953#5,0406#1881,345
1952#4,4837#1741,498
1951—#1701,503
1950—#1961,069
1949—#207959
1948—#210904
1947—#220846
1946—#236662
1945—#269486
1944—#234574
1943—#234614
1942#4,1246#256521
1941—#231558
1940#4,3495#227547
1939—#216564
1938—#202628
1937—#203601
1936—#201612
1935#3,7426#197647
1934—#197631
1933—#194626
1932#3,9016#213580
1931—#227520
1930—#234540
1929—#252492
1928#4,1956#242519
1927#3,5618#250518
1926—#239552
1925#3,3629#238553
1924#5,0615#229589
1923—#225584
1922—#214615
1921#5,0995#226591
1920—#209614
1919—#231523
1918—#235509
1917—#229471
1916—#230461
1915—#242401
1914—#233334
1913—#240243
1912—#278164
1911—#29182
1910—#30465
1909—#26868
1908—#26564
1907—#30748
1906—#25361
1905—#29546
1904—#35133
1903—#29043
1902—#27746
1901—#33429
1900—#26759
1899—#33129
1898—#29839
1897—#33131
1896—#31535
1895—#31034
1894—#32230
1893—#35925
1892—#35728
1891—#34924
1890—#31630
1889—#36923
1888—#34928
1887—#31128
1886—#33226
1885—#43917
1884—#52013
1883—#46015
1882—#51413
1881—#7067
1880—#50513
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 1950

  • Rank in state
  • Top 10
  • 11–50
  • 51–100
  • 101–500
  • 501+
  • Not published
Alaska: fewer than 5 boys named Rex, so not publishedAKMaine: fewer than 5 boys named Rex, so not publishedMEVermont: fewer than 5 boys named Rex, so not publishedVTNew Hampshire: fewer than 5 boys named Rex, so not publishedNHWashington: #133 for boys · 30 births · 1 in 903 boysWAIdaho: #101 for boys · 14 births · 1 in 490 boysIDMontana: #158 for boys · 7 births · 1 in 975 boysMTNorth Dakota: fewer than 5 boys named Rex, so not publishedNDMinnesota: #250 for boys · 9 births · 1 in 3,959 boysMNIllinois: #171 for boys · 61 births · 1 in 1,520 boysILWisconsin: #193 for boys · 16 births · 1 in 2,447 boysWIMichigan: #151 for boys · 63 births · 1 in 1,234 boysMINew York: #387 for boys · 19 births · 1 in 7,939 boysNYMassachusetts: fewer than 5 boys named Rex, so not publishedMARhode Island: fewer than 5 boys named Rex, so not publishedRIOregon: #123 for boys · 20 births · 1 in 840 boysORNevada: fewer than 5 boys named Rex, so not publishedNVWyoming: fewer than 5 boys named Rex, so not publishedWYSouth Dakota: #152 for boys · 8 births · 1 in 1,009 boysSDIowa: #122 for boys · 38 births · 1 in 792 boysIAIndiana: #76 for boys · 94 births · 1 in 478 boysINOhio: #142 for boys · 81 births · 1 in 1,121 boysOHPennsylvania: #286 for boys · 19 births · 1 in 5,705 boysPANew Jersey: fewer than 5 boys named Rex, so not publishedNJConnecticut: fewer than 5 boys named Rex, so not publishedCTCalifornia: #214 for boys · 71 births · 1 in 1,719 boysCAUtah: #58 for boys · 37 births · 1 in 260 boysUTColorado: #134 for boys · 21 births · 1 in 779 boysCONebraska: #91 for boys · 29 births · 1 in 511 boysNEMissouri: #143 for boys · 40 births · 1 in 1,042 boysMOKentucky: #177 for boys · 26 births · 1 in 1,374 boysKYWest Virginia: #175 for boys · 18 births · 1 in 1,350 boysWVVirginia: #241 for boys · 17 births · 1 in 2,177 boysVAMaryland: fewer than 5 boys named Rex, so not publishedMDDelaware: fewer than 5 boys named Rex, so not publishedDEArizona: #222 for boys · 7 births · 1 in 1,424 boysAZNew Mexico: #257 for boys · 6 births · 1 in 1,649 boysNMKansas: #118 for boys · 31 births · 1 in 642 boysKSArkansas: #170 for boys · 20 births · 1 in 1,113 boysARTennessee: #165 for boys · 33 births · 1 in 1,188 boysTNNorth Carolina: #219 for boys · 31 births · 1 in 1,620 boysNCSouth Carolina: #412 for boys · 5 births · 1 in 5,706 boysSCDistrict of Columbia: fewer than 5 boys named Rex, so not publishedDCOklahoma: #119 for boys · 37 births · 1 in 643 boysOKLouisiana: #430 for boys · 7 births · 1 in 5,059 boysLAMississippi: #380 for boys · 6 births · 1 in 4,849 boysMSAlabama: #197 for boys · 28 births · 1 in 1,359 boysALGeorgia: #310 for boys · 13 births · 1 in 3,341 boysGAHawaii: fewer than 5 boys named Rex, so not publishedHITexas: #246 for boys · 62 births · 1 in 1,675 boysTXFlorida: #227 for boys · 19 births · 1 in 1,603 boysFL

Hover or tap a state for its numbers.

Top states · boys
  1. Utah#58 · 1 in 260
  2. Indiana#76 · 1 in 478
  3. Nebraska#91 · 1 in 511
  4. Idaho#101 · 1 in 490
  5. Kansas#118 · 1 in 642

Best ever in a state: #38 in Utah, 1914.

Show every state
StateRankBirthsShare
Utah#58371 in 260
Indiana#76941 in 478
Nebraska#91291 in 511
Idaho#101141 in 490
Kansas#118311 in 642
Oklahoma#119371 in 643
Iowa#122381 in 792
Oregon#123201 in 840
Washington#133301 in 903
Colorado#134211 in 779
Ohio#142811 in 1,121
Missouri#143401 in 1,042
Michigan#151631 in 1,234
South Dakota#15281 in 1,009
Montana#15871 in 975
Tennessee#165331 in 1,188
Arkansas#170201 in 1,113
Illinois#171611 in 1,520
West Virginia#175181 in 1,350
Kentucky#177261 in 1,374
Wisconsin#193161 in 2,447
Alabama#197281 in 1,359
California#214711 in 1,719
North Carolina#219311 in 1,620
Arizona#22271 in 1,424
Florida#227191 in 1,603
Virginia#241171 in 2,177
Texas#246621 in 1,675
Minnesota#25091 in 3,959
New Mexico#25761 in 1,649
Pennsylvania#286191 in 5,705
Georgia#310131 in 3,341
Mississippi#38061 in 4,849
New York#387191 in 7,939
South Carolina#41251 in 5,706
Louisiana#43071 in 5,059
Alaska———
Connecticut———
Delaware———
District of Columbia———
Hawaii———
Maine———
Maryland———
Massachusetts———
Nevada———
New Hampshire———
New Jersey———
North Dakota———
Rhode Island———
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
DecadeBirthsBest rankAvg rank
1880s183#311 (1887)#451
1890s305#298 (1898)#329
1900s497#253 (1906)#291
1910s3,253#229 (1917)#251
1920s5,627#209 (1920)#232
1930s5,949#194 (1933)#208
1940s6,671#207 (1949)#232
1950s13,499#170 (1951)#193
1960s8,735#214 (1960)#270
1970s3,359#362 (1970)#448
1980s2,532#488 (1980)#559
1990s1,740#662 (1990)#833
2000s2,048#755 (2009)#928
2010s3,945#607 (2017)#644
2020s2,106#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 1950

boys
#196
1,069 births · 1 in 1,675 boys

Top boys' names in 1950

  1. #1James86,228
  2. #2Robert83,553
  3. #3John79,412
  4. #4Michael65,136
  5. #5David60,729
  6. #6William60,680
  7. #7Richard51,003
  8. #8Thomas45,596
  9. #9Charles39,095
  10. #10Gary33,737
  11. #196Rex1,069
More about 1950

boys

1,790,262 boys got a published name in 1950; 1 in 1,675 of them was named Rex, which outranked 95.3% of the 4,196 boys' names that year. The ten most popular names covered 33.8% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Rex
  1. #193Perry1,096
  2. #194Marshall1,082
  3. #195Sidney1,076
  4. #196Rex1,069
  5. #197Kerry1,062
  6. #197Wallace1,062
  7. #199Kirk1,030
Biggest movers since 1949
Risers
  1. ↑ 744Ezzard#1,616 → #872
  2. ↑ 510Kelvin#1,085 → #575
  3. ↑ 447Nancy#1,297 → #850
  4. ↑ 420Samual#1,380 → #960
  5. ↑ 376Shaun#1,275 → #899
Fallers
  1. ↓ 371Sharon#885 → #1,256
  2. ↓ 369Melvyn#770 → #1,139
  3. ↓ 367Les#997 → #1,364
  4. ↓ 351Delmas#905 → #1,256
  5. ↓ 315Denzil#808 → #1,123

Among names in the top 1,000 of either year.

See the top 100 for 1950 →