Is Rex a boy, girl, or unisex name?

Rex is commonly used as a Boy name.

It’s currently ranked #620 in the U.S. Recent trend: Falling.

Rex Boy

Popularity: #620 · Trend: ↘ Falling

Origin(s)

Latin; English

Meaning

Latin: king; English: regal

Historical & Cultural Background

The name Rex is derived from the Latin word for 'king'. It has been used in various cultures as a symbol of leadership and authority. In English-speaking countries, it gained popularity in the 20th century. The name is often associated with strength and nobility.

Trend Summary

Rex has seen a steady increase in popularity in the United States over recent years.

Variants

Rexy

International Variants

Reyes (Spanish)
Rex (Latin)

Famous people named Rex

Rex Harrison was a British actor known for his roles in films such as 'My Fair Lady'.

Rex Tillerson served as the United States Secretary of State from 2017 to 2018.

Rex Ryan is a former American football coach known for his time with the New York Jets.

Rex Reed is an American film critic and actor recognized for his work in journalism.

Fictional characters named Rex

Rex is a character in the animated series 'Toy Story', known as a timid yet lovable dinosaur.

Rex is a character in the video game series 'Star Fox', serving as a member of the Star Fox team.

Sibling Suggestions

Max Lex Jax Dex Tess Zoe

U.S. Historical Usage

The name Rex was first seen in the United States in 1880. Rex has ranked as high as #351 nationally which occurred in 1951 and has been most popular in California, Texas, New York, Florida, and Ohio. In the past 5 years the name Rex has been trending down compared to the previous 5 years.

Popularity Over Time (National)

Top States for Rex (2024)

Year:

State	Births	Share
CA	35	13%
TX	29	11%
NY	15	6%
FL	14	5%
OH	12	4%
AZ	11	4%
WA	11	4%
UT	11	4%
MO	10	4%
OR	9	3%
IN	9	3%
KY	8	3%
GA	8	3%
PA	8	3%
IL	8	3%

Popularity Over Time (National) — Table

Year	Births
1880	13
1881	7
1882	13
1883	15
1884	13
1885	17
1886	26
1887	28
1888	28
1889	23
1890	30
1891	24
1892	28
1893	25
1894	30
1895	34
1896	35
1897	31
1898	39
1899	29
1900	59
1901	29
1902	46
1903	43
1904	33
1905	46
1906	61
1907	48
1908	64
1909	68
1910	65
1911	82
1912	164
1913	243
1914	334
1915	401
1916	461
1917	471
1918	509
1919	523
1920	614
1921	591
1922	615
1923	584
1924	589
1925	553
1926	552
1927	518
1928	519
1929	492
1930	540
1931	520
1932	580
1933	626
1934	631
1935	647
1936	612
1937	601
1938	628
1939	564
1940	547
1941	558
1942	521
1943	614
1944	574
1945	485
1946	662
1947	846
1948	903
1949	959
1950	1,069
1951	1,503
1952	1,498
1953	1,346
1954	1,379
1955	1,400
1956	1,452
1957	1,326
1958	1,243
1959	1,284
1960	1,312
1961	1,269
1962	1,132
1963	984
1964	957
1965	787
1966	718
1967	581
1968	514
1969	478
1970	507
1971	473
1972	373
1973	325
1974	297
1975	296
1976	283
1977	291
1978	255
1979	260
1980	300
1981	268
1982	266
1983	246
1984	258
1985	261
1986	232
1987	231
1988	247
1989	224
1990	232
1991	220
1992	207
1993	178
1994	167
1995	158
1996	139
1997	152
1998	151
1999	137
2000	112
2001	116
2002	154
2003	182
2004	182
2005	237
2006	252
2007	236
2008	274
2009	303
2010	332
2011	386
2012	385
2013	391
2014	389
2015	374
2016	423
2017	434
2018	420
2019	410
2020	377
2021	379
2022	380
2023	367
2024	316