USS Portent (AM-106) was an Auk-class minesweeper acquired by the United States Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing.

Portent was laid down on 15 November 1941 by the Pennsylvania Shipyards, Inc., Beaumont, Texas, launched on 16 August 1942, sponsored by Mrs. Arthur L. Kline, Jr., and commissioned on 3 April 1943.

Portent sailed via Algiers, Louisiana, and Key West, Florida, to New York City to join a convoy to Casablanca and various North African ports on 14 May 1943.

Assigned to the invasion of Anzio, Italy Portent struck a mine while patrolling near the Italian coast and sank at 41°24′N 12°44′E / 41.400°N 12.733°E / 41.400; 12.733 on 22 January 1944.

This article incorporates text from the public domain Dictionary of American Naval Fighting Ships.