Leonard "Len" Derkach (born January 21, 1945) He was a cabinet minister in the government of Gary Filmon, and was a member of the Manitoba legislature from 1986 to 2011.
The son of Nicholas Derkach and Minnie Kalyniak, both of Ukrainian descent, he was born in Rossburn, Manitoba, and was educated at Brandon University. He worked as a teacher and farmer before entering provincial politics. He was also a school board trustee on the Pelly Trail School Board from 1979 to 1985, serving as chair from 1982 to 1985.
In 1974, he married Margaret Ann Helten.
The Progressive Conservatives were defeated by the New Democrats in the provincial election of 1999. Derkach was re-elected in the renamed riding of Russell