Born in Richmond, Victoria, in 1898, William settled permanently in Mount Dandenong, Victoria, in 1934. His major works include the "Dromana" in the Seawinds Garden, Arthurs Seat, Victoria, and "Gun Brute" at the, Mount Dandenong, Victoria. Many smaller works are in the collection of the Powerhouse Museum, Sydney.
Photographic records of his sculptures, particularly those from the sanctuaries of Pitchi Ritchi and Mount Dandenong, which have been vandalised, are held in the archives of Australia"s libraries.
Ricketts, never rich, supported himself through commissioned sales of his art and made pieces as gifts. These signed original small pieces are increasingly sought after for private collections.
From 1949 to 1960 he made frequent trips into Central Australia to live with Pitjantjatjara and Arrernte Aboriginal people, whose traditions and culture inspired his sculpture. He was not an Aboriginal by blood but considered himself adopted by the Pitjantjatjara nation.
From 1912 to 1920 Ricketts developed skills in playing violin, crafting jewelry and clay modelling.
In 1934 he started his major artistic work, creating the sculpture park now named He worked on this project until his death in 1993. In 1970 he went to India. He spent two years there, mostly at the Sri Aurobindo Ashram spiritual center in Puducherry, developing spiritual empathy with Indian people and knowledge of their philosophy.
The main work of William Ricketts is the sculpture park that he named Potter"s sanctuary, but which is now known as In the 1960s the Victorian Government bought the Sanctuary from William Ricketts and made it a public park, where William Ricketts lived until his death in 1993.