Ranger was an ocean-going tugboat commandeered by the United States Navy during the Second World War.

[1] She was in Hong Kong on 2 December 1941 when she was ordered to return to Manila with the Asiatic Fleet's Yangtze Patrol river gunboat USS Mindanao.

[2] On 10 December 1941, the United States Navy commandeered Ranger,[3] and assigned her to the Asiatic Fleet, 16th Naval District.

[4] Other ships of the Inshore Patrol included three gunboats, three minesweepers, three Navy tugs, two commandeered tugs under US Navy control (Ranger, Trabajador), four converted yachts (Isabel, Maryann, Fisheries II, and Perry),[5] and the submarine rescue vessel Pigeon.

[6] On 30 December 1941, Ranger landed a raiding party at Naval Station Sangley Point to secure generators for the troops for Corregidor.