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Worldwide Name Statistics

Rex

Ranked #1132 - 1 in 233,809 people
US

Most common in

United States

34k bearers

World total

34,216

estimated living bearers

Global rank

#1132

worldwide

Country breakdown

United States34k
Worldwide
~34k
rank #1132
Rarity
1 in 233,809
of people globally
Gender split
100/0
male / female %
Countries covered
1
~34k in US

About the name Rex

There are an estimated 34,216 people named Rex alive worldwide today. That ranks Rex at #1132 globally, with the highest concentrations in United States.

In the United States, Rex is held by approximately 34,216 people, ranking #1132 among first names. That works out to roughly 10 per 100,000 Americans (or 1 in 9,700 U.S. residents).

Historically Rex is used overwhelmingly as a male name (99.8% male).

Rex appears in birth records going back to 1880. Use the chart below to see how its popularity has changed across decades, and the surname section to find common pairings.

Gender distribution

Based on historical birth records, this name is used predominantly male.

Male 99.8%Female 0.2%

Rex popularity by year

U.S. births per year for Rex, 1880 to 2025 (source: SSA name files).

Show data table
  1. 1880: 13
  2. 1881: 7
  3. 1882: 13
  4. 1883: 15
  5. 1884: 13
  6. 1885: 17
  7. 1886: 26
  8. 1887: 28
  9. 1888: 28
  10. 1889: 23
  11. 1890: 30
  12. 1891: 24
  13. 1892: 28
  14. 1893: 25
  15. 1894: 30
  16. 1895: 34
  17. 1896: 35
  18. 1897: 31
  19. 1898: 39
  20. 1899: 29
  21. 1900: 59
  22. 1901: 29
  23. 1902: 46
  24. 1903: 43
  25. 1904: 33
  26. 1905: 46
  27. 1906: 61
  28. 1907: 48
  29. 1908: 64
  30. 1909: 68
  31. 1910: 65
  32. 1911: 82
  33. 1912: 164
  34. 1913: 243
  35. 1914: 334
  36. 1915: 401
  37. 1916: 461
  38. 1917: 471
  39. 1918: 509
  40. 1919: 523
  41. 1920: 614
  42. 1921: 596
  43. 1922: 615
  44. 1923: 584
  45. 1924: 594
  46. 1925: 562
  47. 1926: 552
  48. 1927: 526
  49. 1928: 525
  50. 1929: 492
  51. 1930: 540
  52. 1931: 520
  53. 1932: 586
  54. 1933: 626
  55. 1934: 631
  56. 1935: 653
  57. 1936: 612
  58. 1937: 601
  59. 1938: 628
  60. 1939: 564
  61. 1940: 552
  62. 1941: 558
  63. 1942: 527
  64. 1943: 614
  65. 1944: 574
  66. 1945: 486
  67. 1946: 662
  68. 1947: 846
  69. 1948: 904
  70. 1949: 959
  71. 1950: 1,069
  72. 1951: 1,503
  73. 1952: 1,505
  74. 1953: 1,351
  75. 1954: 1,385
  76. 1955: 1,400
  77. 1956: 1,458
  78. 1957: 1,333
  79. 1958: 1,251
  80. 1959: 1,288
  81. 1960: 1,320
  82. 1961: 1,279
  83. 1962: 1,133
  84. 1963: 983
  85. 1964: 964
  86. 1965: 787
  87. 1966: 718
  88. 1967: 581
  89. 1968: 515
  90. 1969: 478
  91. 1970: 507
  92. 1971: 473
  93. 1972: 373
  94. 1973: 324
  95. 1974: 297
  96. 1975: 296
  97. 1976: 283
  98. 1977: 291
  99. 1978: 255
  100. 1979: 267
  101. 1980: 305
  102. 1981: 268
  103. 1982: 265
  104. 1983: 246
  105. 1984: 264
  106. 1985: 261
  107. 1986: 232
  108. 1987: 231
  109. 1988: 247
  110. 1989: 224
  111. 1990: 232
  112. 1991: 220
  113. 1992: 207
  114. 1993: 178
  115. 1994: 167
  116. 1995: 157
  117. 1996: 139
  118. 1997: 152
  119. 1998: 151
  120. 1999: 137
  121. 2000: 112
  122. 2001: 116
  123. 2002: 154
  124. 2003: 182
  125. 2004: 182
  126. 2005: 237
  127. 2006: 252
  128. 2007: 236
  129. 2008: 274
  130. 2009: 303
  131. 2010: 332
  132. 2011: 386
  133. 2012: 385
  134. 2013: 391
  135. 2014: 389
  136. 2015: 374
  137. 2016: 423
  138. 2017: 434
  139. 2018: 421
  140. 2019: 410
  141. 2020: 377
  142. 2021: 380
  143. 2022: 380
  144. 2023: 368
  145. 2024: 320
  146. 2025: 281

Frequently asked questions

How many people are named Rex worldwide?

There are an estimated 34,216 people named Rex alive worldwide today, ranking #1132 globally.

Is Rex a rare name?

Worldwide that works out to about 1 in 233,809 people. In the United States there are roughly 34,216 bearers, which is 1 in 9,700 Americans.

Is Rex a boy or girl name?

Based on historical birth records, Rex is used 99.8% male and 0.2% female.

Where does the name Rex come from?

Who are famous people named Rex?

Data sources

Every figure on this page is cited. See the methodology page for the full picture.

Last updated:

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