William Leslie Chapman (7 February 1910 – 22 July 1971) was an Australian politician and a member of the New South Wales Legislative Assembly between 1956 and 1962.
He was educated to elementary level and initially worked as a porter for the New South Wales Government Railways but was retrenched during the Great Depression.
He commenced a carrier business in 1934 with one truck and eventually built this into a 24-truck fleet.
He was involved in community groups in the Penrith region including Rotary and the Australian Red Cross.
[1] Chapman was elected to the New South Wales Parliament as the Liberal Party member for Nepean in1956.