Greenbaum

• Andrew Britt Greenbaum
• Daniel "Dan" Robert Greenbaum, an American volleyball player
• Dorothea Greenbaum, American painter and sculptor
• Gus Greenbaum, American gangster
• Harrison Greenbaum, an American stand-up comedian and comedy writer
• Joanne Greenbaum, New York Artist
• Jules Greenbaum German film producer
• Mutz Greenbaum German British cinematographer
• Norman Greenbaum, American singer-songwriter
• Sidney Greenbaum, a British scholar of the English language and linguistics
• Yitzhak Greenbaum

  Fictional characters

• Big Rosie Greenbaum from Laverne & Shirley

  Greenebaum

• Elliot Greenebaum, an American film writer and director
• Hannah Greenebaum Solomon
• University of Maryland Greenebaum Cancer Center, named after Marlene and Stewart Greenebaum Cancer Center