Kleiner is a German and Jewish surname, meaning "smaller":Alfred Kleiner, Swiss physicist Bruce Kleiner, American mathematician Krista Arrieta Kleiner, Filipino-American TV actress/singer and host Dick Kleiner, Hollywood columnist Eugene Kleiner, Silicon Valley venture capitalist Eugène-Louis Kleiner, Roman Catholic bishop Israel Kleiner (biochemist) (1885-1966), biochemist Israel Kleiner (mathematician), Canadian mathematician, professor at McGill University John J. Kleiner, US Congressman from Indiana Michael Kleiner, Israeli politician Morris Kleiner, American professor of public affairs Gastón Kleiner, Argentine musician Sergio Kleiner, Argentine soap opera star Yosef Kleiner, rabbi, psychologist, actor and intellectual
