Landsman is a surname. Notable people with the surname include:
Anne Landsman (born 1959), South African-born female novelist
David Landsman (born 1963), British diplomat
Jay Landsman, homicide detective and actor from Baltimore, USA
Matilda Landsman, New York Times female employee in the 1950s
Sandy Landsman, children's book author, born in Great Neck, New York
Vladimir Landsman (born 1941), Soviet-Canadian violinist and teacher
Fictional characters:
Jay Landsman (The Wire), character on the HBO drama The Wire, inspired by the real life Jay Landsman