Lawrence E. Watson (31 October 1917 – 22 December 1990) was a Progressive Conservative party member of the Canadian House of Commons. He was born in Avonlea, Saskatchewan and became a farmer and farmer by career.He was first elected at the Assiniboia riding in the 1963 general election after an unsuccessful attempt to win the riding in 1962. Watson was re-elected there in 1965 but defeated in 1968.