Frank L. Thompson (August 19, 1920, Shawnee, Oklahoma - June 4, 1977, Los Angeles, California) was an American costume designer for the stage and screen. Active as a designer on Broadway from 1947 to 1972, he designed costumes for the original productions of plays by Noël Coward, Paddy Chayefsky, Neil Simon, and Tennessee Williams among other prominent writers. He also designed costumes for several Broadway musicals, including works by Irving Berlin, Lorenz Hart, and Richard Rodgers. He is best remembered for his costume designs for the American Ballet Theatre's celebrated 1976 production of Pyotr Ilyich Tchaikovsky's The Nutcracker starring Mikhail Baryshnikov which became an American television classic, and for his designs for the world premiere of Leonard Bernstein's Mass.