USS Edward J. McKeever Jr. (SP-684) was a United States Navy patrol vessel and minesweeper in commission from 1917 to 1919. Edward J. McKeever Jr. was built as a commercial fishing vessel of the same name by Robert Palmer & Sons at Noank, Connecticut, in 1910. On 5 May 1917, the U.S. Navy acquired her from her owners, McKeever Brothers, Inc., of New York City, for use during World War I. Assigned the section patrol number 684, she was commissioned the same day as USS Edward J. McKeever Jr. (SP-684) with Lieutenant, junior grade, M. F. Johnson in command.