Carlos Arias may refer to:

• Carlos Federico Arias Ortiz, Mexican biochemist; winner of the Carlos J. Finlay Prize for Microbiology (UNESCO, 2001)
• Carlos Andrés Arias (born 1986), Chilean football (soccer) goalkeeper
• Carlos Erwin Arias (born 1982), Bolivian football (soccer) goalkeeper
• Carlos Arias (volleyball), Mexican volleyball player

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