Landsman is a surname. Notable people with the surname include:
Anne Landsman (born 1959), South African-born female novelist
Jay Landsman, homicide detective and actor from Baltimore, USA
Keren Landsman (born 1977), Israeli epidemiologist and science-fiction writer. 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 Meyer Landsman, an alcoholic homicide detective with the Sitka police department in Michael Chabon's 2007 novel The Yiddish Policemen's Union