William Arthur Deacon (4 February 1872 – 25 December 1943) was a farmer and member of the Queensland Legislative Assembly.
[1] Deacon was born at Allora, Queensland, to parents William Deacon and his wife Ann Amelia (née Bray) and educated at the Allora State School.
[2] 7 Jun 1922, Deacon married Ada Florence Dougall[1] (died 1977)[3] and together had one son and one daughter.
[4] Replacing the retiring Francis Grayson, Deacon won the seat of Cunningham at the 1920 state elections for the CPNP.
He remained the member until his death on Christmas Day in 1943.