William Gray was the son of Richard Thomas Gray and his first wife Charlotte Gray (née Day).
His father Richard was born in London in 1867 (bap. Piccadilly St James December 1867), the son of George Gray, a tailor, and his wife Ellen. The family was living in Battersea in 1891; Richard (23) was a tailor's trimmer.
Richard married Charlotte Day in 1891 (reg. Wandsworth Surrey) and they had three children; Edith Annie b. 1892, William Richard b. 1894 and Florence b. who were born in Battersea. All three children were baptised including William on 8 April 1894 (Clapham Common, Surrey). Charlotte died in 1896 (reg. Wandsworth) aged 28.
Richard married secondly Wilhelmina (Minnie) Caroline Noice (b. 1875) at Worthing St Paul, Sussex, in November 1900 (reg. East Preston, Sussex). Wilhelmina was the daughter of William Arthur and Caroline Noice. Her family was living in Broadwater, East Preston, in 1881 but Minnie (16) had left home by 1891 and was working as a general domestic servant.
Richard and Minnie had six children: Elsie May b. 1901 (reg. Hambledon) and Hilda Margaret b. 1904, Olive Beryl birth registered 1906 (J/F/M), Richard Noah b. 1908 and Dorothy Caroline b. 1909 who were born in Lincoln, and George E. b. 1915 (reg. Basford).
Richard, a tailor, Minnie and his three children Edith (9), William (7) and Florence (4) were living in Haslemere, Surrey, in 1901. They moved to Lincoln where their first child was born in 1904 and were still living in the city in 1909.
However, by 1911 the family was living at 15 Lorne Grove, Woodborough Road, Nottingham: Richard, a tailor's cutter, Minnie, their five chldren May (9), Hilda (7), Beryl (5) Richard (2) and Dorothy (11m) and Richard's son William (17) who was a tailor's apprentice.
Both of Richard's daughters by his first marriage were living in London in 1911. Edith Annie (19) was a parlourmaid at a house in Ecclestone Square, while Florence (14) was living with her maternal grandmother, Susanna Nelson (formerly Day) and unmarried aunt, Edith Day (40), in Battersea. Neither of the sisters married. Edith was working in Leeds in 1939 and died in Leeds in 1989. Florence was living in Battersea with her aunts Edith Day and Marion Nelson in 1939. Florence died in 1997.
Richard and Minnie were recorded on the 1921 Census living in Derbyshire (original not sighted): Richard, Winnie, Elsie May 'and four others.'
Richard snr. probably died in 1936 (reg. O/N/D Spilsby Lincolnshire).
In 1939 when the England and Wales Register was compiled his widow Minnie [Wilhelmina Caroline] was living in Arnold, Nottingham, where she was employed as housekeeper to a lace curtain manufacturer. She died in 1960 (reg. Shardlow Derbyshire).