USS Pathfinder (AGS-1) was a survey vessel for the United States Navy during World War II. Before and after the war she was USC&GSS Pathfinder (OSS-30) for the United States Coast and Geodetic Survey, named after the USC&GSS Pathfinder (1899-1941) that had surveyed and was lost in the Philippines at Corregidor. Pathfinder ended her service 23 December 1971 as she and the Coast and Geodetic Survey itself had come the National Ocean Survey under the National Oceanic and Atmospheric Administration (NOAA).