Kellman is a surname. Notable people with the surname include:
Anthony Kellman (born 1955), Barbados-born poet, novelist, and musician
Barnet Kellman, television and film director, television producer and film actor
Edith Kellman (1911–2007), noted American astronomer, worked on the Yerkes system of stellar classification
Frank A. Kellman, politician in the State of Wisconsin
Joel Kellman (born 1994), Swedish ice hockey player
Joseph Kellman (1920–2010), American businessman and philanthropist
León Kellman (1924–1981), Panamanian professional baseball player and manager
Moshe Kelman member of the Palmach
Norris J. Kellman, politician in the State of Wisconsin
Peter Kellman (born 1945), anti-war activist, author, and American labor union leader
Philip Kellman, Distinguished Professor of Psychology at University of California, Los Angeles
Richard Kellman or Ricky Kelman, (born 1950), former child actor and young adult actor
Steven G. Kellman (born 1947), American critic, academic and author