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The name Rosio is commonly a female name from the "Spanish" origin.
Rosio is a spelling of the Spanish name Rocio, written without the accent mark and with s in place of c. The Spanish common noun rocio means dew. Spanish speakers in much of Latin America and southern Spain pronounce c before i as s, which is why the name also appears as Rosio.
Rocío means "Dewdrops".
The pronunciation of Rosio is ro-SEE-oh.
