Sir Edward Lucas (14 February 1857 – 4 July 1950) was an Australian politician. He was a member of the South Australian Legislative Council from 1900 to 1918, associated with the Australasian National League and its successor, the Liberal Union. He resigned in 1918 to become Agent-General for South Australia, a role he held until 1925. Lucas died in 1950 at his home in Medindie, aged 93, and was buried in Payneham Cemetery. His death was reported in newspapers nationally. He was survived by two daughters; his second wife, one son and one daughter predeceased him.