Jonathan Haze (born Jack Aaron Schachter; April 1, 1929 – November 2, 2024) was an American actor, producer, and screenwriter.

He is best known for his work in Roger Corman films, especially the 1960 black comedy cult classic The Little Shop of Horrors, in which he played florist's assistant Seymour Krelboined.

[4] Corman, three years Haze's senior, was impressed and cast Haze in many of his films over the next ten years, including Apache Woman (1955), Day the World Ended (1955), Gunslinger (1956), The Oklahoma Woman (1956), It Conquered the World (1956), Swamp Women (1956), Naked Paradise (1957), Not of This Earth (1957), Rock All Night (1957), The Viking Women and the Sea Serpent (1957), Carnival Rock (1957), The Little Shop of Horrors (1960), and The Terror (1963).

Haze also appeared in non-Corman films, such as Bayou (1957), Stakeout on Dope Street (1958), Ghost of the China Sea (1958), and Forbidden Island (1959).

He also worked in production for such films as Premature Burial (1962), The Terror (1963), Medium Cool (1969), Another Nice Mess (1972), and Corman's own The Born Losers (1967).