Reginald Otto Lissaman (April 24, 1908 – August 14, 1974) was a politician in Manitoba, Canada. He was a member of the Legislative Assembly of Manitoba from 1952 to 1969, sitting as a member of the Progressive Conservative Party.
The son of Frank C. Lissaman,
He was first elected to the Manitoba legislature in a 1952 by-election, scoring a fairly easy victory in the riding of Brandon City.