Peter W. Prebble is a Canadian provincial politician. He was a New Democratic Party member of the Legislative Assembly of Saskatchewan, representing the constituencies of Saskatoon Sutherland from 1978 to 1982, Saskatoon University from 1986 to 1991 and Saskatoon Greystone from 1999 to 2007.Prebble was born in Essex, England, the son of Reginald Allen Prebble.He was first elected in the 1978 provincial election in Saskatoon Sutherland.