Petty Officer Stoker William Wallace Gadsby, Royal Navy, was the second son of William and Isabella Gadsby to die within six weeks in 1916. He was at the time serving on submarine E4, which, on August 15th, 1916, was sunk in a collision with sister submarine E41 during exercises off Harwich. Both vessels went down, and all hands on E4 were lost.

Younger brother Arthur Edward was killed in action on the Somme on July 5th while serving with the Hampshire Regiment.