Charles A. Lockwood
Following the tragic death of Rear admiral Robert H. English on January 21, 1943, Brown served as acting commander of the Pacific Fleet submarine force for three weeks, before Rear admiral Charles A. Lockwood relieved him. He then resumed his command of Submarine Squadron 4 and remained in that command until November that year, when he was promoted to Rear admiral and appointed Commander Training Command, Submarine Force, Pacific Fleet.