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Rex meaning, boyRex

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Meaning and name origin

Rex \rex\ as a boy's name is pronounced reks. It is of Latin origin, and the meaning of Rex is "king". Mostly 20th-century use. Actor Rex Harrison; film critic Rex Reed.

Rex has 1 variant form: Reyes.

For more information, see also the related boy name Rey.

There is 1 feminine form of Rex: Rexanne.

Suggested similar baby names are Dex, Lex, Raj, Ras, Rees, Reg, Rei, Reis, Ren, Reo, Ric, Ries, Rik, Rog and Tex.


Rex is a very popular first name for males (#333 out of 1220) and also a very popular surname or last name for all people (#6158 out of 88799) (2000 U.S. Census).

Displayed below is the baby names popularity of Rex name for boys (2012 statistics). Compare Rex with its variant form and related boy baby names.

Top 1000 baby names ranking of Rex name in U.S.

Top 100 baby names ranking of Rex outside U.S.


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