William R. Thompson (born May 14, 1949) is an American politician from South Dakota. A member of the Democratic Party, he served in the South Dakota House of Representatives from 2003 to 2010.

External links South Dakota Legislature - Bill Thompson official SD House website

Project Vote Smart - Representative William R. 'Bill' Thompson (SD) profile Follow the Money - Bill Thompson 2008 2006 2004 2002 2000 campaign contributions