Leonis C. Malburg (born April 4, 1929) is the former mayor of Vernon, California, and the grandson of the city's founder, John B. Leonis. He joined the Vernon city council in 1956 and has served continuously ever since. He was elected mayor in 1974. As mayor, Malburg has been credited with overseeing the successful implementation of public policy that led the Los Angeles County Economic Development Corporation to name Vernon the "Most Business-friendly City" in L.A. County.
Malburg, an entrepreneur and former bank president, is also a chairman of the Sanitation District of Los Angeles County, a partnership of 24 independent districts, encompassing 78 cities, which serves nearly 5½ million people in Los Angeles County. The Sanitation Districts build and maintain facilities to manage solid, industrial, and water waste in Los Angeles County. Malburg is also chairman of the Barlow Group, which oversees the operations of the Barlow Respiratory Hospital in Los Angeles; a member of the Woodbury University Board of Trustees; and President (and lifelong member) of the Societe Francaise De Bienfaisance Mutuelle De Los Angeles. He is a former director of the Metropolitan Water District of Southern California, a consortium of 26 cities and water districts which provide drinking water to nearly 18 millions people throughout six counties in Southern California.