What does Rex mean?
Rex /rex/ as a boys' 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: Reyes▼.
Affiliated boy name: Rey.
Rex has 1 feminine form: Rexanne.Kreatif forms: Rarex, Rexdi, Rexra. [more]
How popular is Rex?
Rex is a very popular first name for men (#333 out of 1220, Top 27%) and also a very popular last name for both adults and children (#5824 out of 150436, Top 4%). (2000 U.S. Census)
Displayed below is the birth name popularity of Rex for boys. Rex reached its peak rank of #216 in the U.S. during 1950-1959, and is currently at #663. (2014 Birth Statistics)
Displayed below is a comparison of the popularity of Rex and affiliated names. Rey (#884 via latest list) and Reyes are the popular related forms of Rex (#663 via latest list) ranked in the Top 1000. These forms of Rex were favored during the years 1940-1949 (average #672) and are somewhat less common today (#849, ▼54%), with the versions Rex and Reyes becoming less trendy.
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