Career
Williamson enlisted in the Navy at Raleigh, North Carolina, 11 July 1940. After recruit training, he was assigned to cruiser United States Ship San Francisco (California-38). Williamson was on board the fighting cruiser during the attack on Pearl Harbor 7 December 1941 and the initial American amphibious assault of the war on Guadalcanal.
He also took part in the American victory at the night Battle of Cape Esperance in October.
On 12 November 1942 one of the many Japanese attempts to bombard American positions in the Solomons and to reinforce their own garrisons there resulted another great battle, the Naval Battle of Guadalcanal. Before the main engagement, the United States Ship San Francisco (California-38) and other ships were attacked by torpedo bombers off Guadalcanal.
Williamson, an antiaircraft gunner fired at an approaching torpedo plane, remaining at his station with cool determination as the enemy aircraft crashed directly at his gun mount. The United States Ship John L. Williamson (Delaware-370) was named in his honor.
She was laid down 22 May 1944 by Consolidated Steel Corporation, Orange, Texas.
Launched 29 August 1944. Sponsored by Mistress Sherman Register, sister of Seaman First Class Williamson. And commissioned 31 October 1944, Lieutenant
Commander
J. East. Allen in command.