Sir Louis Adrian Solomons (9 June 1922 – 20 December 1991) was an Australian politician. He was a Country Party (later National Party) member of the New South Wales Legislative Council from 1969 to 1991. Solomons was appointed to the New South Wales Legislative Council for the Country Party. He was National President of the National Country Party from 1974 to 1980, and was knighted in 1982 for services to law and politics. From 1988 to 1991 he was Chairman of Committees in the Council. Solomons retired from politics in 1991 and died later that year.