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#1,000rank188019001920194019601980200020201990peak #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 1990

  • 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: #561 for boys · 5 births · 1 in 7,165 boysWAIdaho: fewer than 5 boys named Rex, so not publishedIDMontana: fewer than 5 boys named Rex, so not publishedMTNorth Dakota: fewer than 5 boys named Rex, so not publishedNDMinnesota: fewer than 5 boys named Rex, so not publishedMNIllinois: #651 for boys · 11 births · 1 in 8,111 boysILWisconsin: fewer than 5 boys named Rex, so not publishedWIMichigan: #560 for boys · 10 births · 1 in 7,101 boysMINew York: #1,273 for boys · 6 births · 1 in 23,141 boysNYMassachusetts: fewer than 5 boys named Rex, so not publishedMARhode Island: fewer than 5 boys named Rex, so not publishedRIOregon: fewer than 5 boys named Rex, so not publishedORNevada: fewer than 5 boys named Rex, so not publishedNVWyoming: fewer than 5 boys named Rex, so not publishedWYSouth Dakota: fewer than 5 boys named Rex, so not publishedSDIowa: #322 for boys · 5 births · 1 in 3,705 boysIAIndiana: #345 for boys · 11 births · 1 in 3,684 boysINOhio: #785 for boys · 5 births · 1 in 15,961 boysOHPennsylvania: #788 for boys · 5 births · 1 in 16,456 boysPANew Jersey: fewer than 5 boys named Rex, so not publishedNJConnecticut: fewer than 5 boys named Rex, so not publishedCTCalifornia: #553 for boys · 45 births · 1 in 6,451 boysCAUtah: #289 for boys · 8 births · 1 in 2,082 boysUTColorado: #387 for boys · 7 births · 1 in 3,491 boysCONebraska: fewer than 5 boys named Rex, so not publishedNEMissouri: #501 for boys · 6 births · 1 in 6,327 boysMOKentucky: fewer than 5 boys named Rex, so not publishedKYWest Virginia: fewer than 5 boys named Rex, so not publishedWVVirginia: fewer than 5 boys named Rex, so not publishedVAMaryland: fewer than 5 boys named Rex, so not publishedMDDelaware: fewer than 5 boys named Rex, so not publishedDEArizona: fewer than 5 boys named Rex, so not publishedAZNew Mexico: fewer than 5 boys named Rex, so not publishedNMKansas: #371 for boys · 5 births · 1 in 3,383 boysKSArkansas: fewer than 5 boys named Rex, so not publishedARTennessee: #546 for boys · 5 births · 1 in 7,126 boysTNNorth Carolina: #694 for boys · 5 births · 1 in 9,504 boysNCSouth Carolina: fewer than 5 boys named Rex, so not publishedSCDistrict of Columbia: fewer than 5 boys named Rex, so not publishedDCOklahoma: fewer than 5 boys named Rex, so not publishedOKLouisiana: fewer than 5 boys named Rex, so not publishedLAMississippi: #439 for boys · 5 births · 1 in 3,431 boysMSAlabama: fewer than 5 boys named Rex, so not publishedALGeorgia: #704 for boys · 6 births · 1 in 8,360 boysGAHawaii: #270 for boys · 5 births · 1 in 1,443 boysHITexas: #627 for boys · 22 births · 1 in 6,965 boysTXFlorida: #500 for boys · 18 births · 1 in 5,095 boysFL

Hover or tap a state for its numbers.

Top states · boys
  1. Hawaii#270 · 1 in 1,443
  2. Utah#289 · 1 in 2,082
  3. Iowa#322 · 1 in 3,705
  4. Indiana#345 · 1 in 3,684
  5. Kansas#371 · 1 in 3,383

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

Show every state
StateRankBirthsShare
Hawaii#27051 in 1,443
Utah#28981 in 2,082
Iowa#32251 in 3,705
Indiana#345111 in 3,684
Kansas#37151 in 3,383
Colorado#38771 in 3,491
Mississippi#43951 in 3,431
Florida#500181 in 5,095
Missouri#50161 in 6,327
Tennessee#54651 in 7,126
California#553451 in 6,451
Michigan#560101 in 7,101
Washington#56151 in 7,165
Texas#627221 in 6,965
Illinois#651111 in 8,111
North Carolina#69451 in 9,504
Georgia#70461 in 8,360
Ohio#78551 in 15,961
Pennsylvania#78851 in 16,456
New York#1,27361 in 23,141
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Arizona———
Arkansas———
Connecticut———
Delaware———
District of Columbia———
Idaho———
Kentucky———
Louisiana———
Maine———
Maryland———
Massachusetts———
Minnesota———
Montana———
Nebraska———
Nevada———
New Hampshire———
New Jersey———
New Mexico———
North Dakota———
Oklahoma———
Oregon———
Rhode Island———
South Carolina———
South Dakota———
Vermont———
Virginia———
West Virginia———
Wisconsin———
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 1990

boys
#662
232 births · 1 in 8,854 boys

Top boys' names in 1990

  1. #1Michael65,321
  2. #2Christopher52,362
  3. #3Matthew44,826
  4. #4Joshua43,237
  5. #5Daniel33,830
  6. #6David33,748
  7. #7Andrew33,673
  8. #8James32,359
  9. #9Justin30,649
  10. #10Joseph30,137
  11. #662Rex232
More about 1990

boys

2,054,038 boys got a published name in 1990; 1 in 8,854 of them was named Rex, which outranked 93.0% of the 9,493 boys' names that year. The ten most popular names covered 19.5% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Rex
  1. #658Kellen234
  2. #660Jameson233
  3. #660Paris233
  4. #662Rex232
  5. #662Jamison232
  6. #662Nick232
  7. #665Cecil231
  8. #665Lionel231
  9. #665Tory231

Tied names share a rank, as in SSA's lists.

Biggest movers since 1989
Risers
  1. ↑ 3,636Tevin#4,017 → #381
  2. ↑ 3,283Keenen#4,271 → #988
  3. ↑ 1,325Male#2,027 → #702
  4. ↑ 1,032Denzel#1,476 → #444
  5. ↑ 598Kevon#1,476 → #878
Fallers
  1. ↓ 1,130Kiara#956 → #2,086
  2. ↓ 916Rachel#993 → #1,909
  3. ↓ 855Nicole#985 → #1,840
  4. ↓ 746Tiffany#956 → #1,702
  5. ↓ 681Sarah#819 → #1,500

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

See the top 100 for 1990 →