William Charles Angwin, born Cornwell England in 1863. He left Cornwall in 1882 to work as a builder in Cumberland where he joined social reform movements and worked for the temperance cause. In 1884 he married Sarah Ann Sumpton. They had children Benjamin, Elizabeth, Mary and Justus. The Angwins migrated to Victoria in 1886 and in 1892 moved to Western Australia where he worked for Sandover & Co. in Fremantle until 1904.
He worked on the management board of the Fremantle Public Hospital and Fremantle Municipal Tramway and Electric Lighting Board from 1910-1926. Angwin was a founding member of the East Fremantle Municipal Council and a member of the Western Australian Legislative Assembly for the Labor Party from 1904 until 1927, representing the seats of East Fremantle and North-East Fremantle. resigned in April 1927 to become agent-general in London for six years. In 1935 and 1938 he chaired two royal commissions on wheat and in 1936 presided over the Rural Relief Trust. He died at his Fremantle home on 9 June 1944.