USS Joseph E. Connolly (DE-450) was a John C. Butler-class destroyer escort acquired by the U.S. Navy during World War II.

She transited the Panama Canal and steamed by way of San Diego, California, to Pearl Harbor, where she arrived 6 June for additional intensive training.

Joseph E. Connolly served as screen ship to logistic-support units of the U.S. 3rd Fleet during the final strikes on the Japanese mainland.

The escort vessel returned to Ulithi after war's end, arriving 31 August, and joined the screening unit for logistic support ships.

After patrol off Saipan in December, the ship sailed for the United States 4 January 1946, arriving Boston, Massachusetts, 17 February via San Diego and the Panama Canal Zone.