Lorraine Michael Gensman (August 26, 1878 – May 27, 1954) was a U.S. Representative from Oklahoma.

He married fellow University of Kansas graduate Lucia Van Cleef on April 6, 1904.

He served as prosecuting attorney of Comanche County in 1918 and 1919.

He engaged in the oil business, and resumed the practice of law until his retirement in 1953.

Gensman died in Lawton, Comanche County, Oklahoma, on May 27, 1954 (age 75 years, 274 days).