George was the third and youngest son of William Waymouth (Surveyor and Architect) and Catherine (nee Omer).   He became an Architect at Hornsey, North London.

In 1871, George married Louise Emily Kerby at Islington.   They had a son (see Charles Waymouth) and three daughters born in the Stroud Green area, North of London.

The probate said that George was of Glengariff, King Edward Road, New Barnet, Hertfordshire and of Raymond House, Theobalds Road, Bloomsbury, Middlesex.   He died on 24 March 1923 at the Limes, Monken-Hadley, East Barnet, Middlesex.   Probate was at London on 8 August 1923 to William Charles Waymouth, architect.