Kleiner

Kleiner () is a German or Jewish surname, meaning "smaller", "lesser", or "minor": Alfred Kleiner, Swiss physicist Marianne Kleiner, Swiss politician Bruce Kleiner, American mathematician Krista Arrieta Kleiner, Filipino-American TV actress/singer and host Dick Kleiner, Hollywood columnist Eugene Kleiner, Silicon Valley venture capitalist Helga Kleiner, German politician 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 Rob Kleiner, American songwriter, producer Sergio Kleiner, Argentine soap opera star Yosef Kleiner, rabbi, psychologist, actor and intellectual

==Fictional characters == Isaac Kleiner, from the video games Half-Life and Half-Life 2.