Rio - name meaning and origin

The boy's name Rio \rio\ is pronounced REE-oh. It is of Spanish origin, and its meaning is "river". Place name; independent name and short form of names ending with -rio. Rio de Janiero, Brazil, which means "January river" in Portuguese. The Rio Grande is the boundary river between Texas and Mexico, and its name means "big river" in Spanish.

Rio has 1 variant form: Reo.

Baby names that sound like Rio are Roy, Rai, Raj, Ray, Rae, Rei, Rey, Ruy, Roe, Row, Roi and Rye.

Rio is a very rare male first name and a very popular surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Rio. Compare Rio with related baby names.