Porto Rico is an old variant spelling of Puerto Rico, an unincorporated territory of the United States.
Porto Rico may also refer to:
Porto Rico, Paraná, a municipality in the state of Paraná in the Southern Region of Brazil Porto Rico do Maranhão, a municipality in the state of Maranhão in the Northeast region of Brazil Porto Rico (British Columbia), a former settlement in British Columbia, Canada See also Puerto Rico (disambiguation) Souvenir de Porto Rico