Leen "Lee" Greenfield (July 29, 1941 – February 7, 2023) was an American politician.
Born in Brooklyn, New York, Greenfield received his bachelor's degree in physics from Purdue University.
Greenfield was a health policy lobbyist and lived in Minneapolis, Minnesota.
From 1979 to 2001, Greenfield served in the Minnesota House of Representatives and was a Democrat.
From 2001 to 2008, Greenfield served as an assistant for the Hennepin County, Minnesota Board of Commissioners.