BRP Ramon Alcaraz (PS-16) is the second ship of the Gregorio del Pilar-class offshore patrol vessels of the Philippine Navy. From 1968 to 2012, she was known as USCGC Dallas and served the United States Coast Guard as a high endurance cutter. She was decommissioned on 30 March 2012 and acquired by the Philippines under the Excess Defense Articles and the Foreign Assistance Act.