Quasimodo is the title character in Victor Hugo's novel The Hunchback of Notre Dame.

Quasimodo may also refer to:

• Quasimodo (magazine), a University of Notre Dame Australia student newspaper
• Quasimodo (comics), a Marvel Comics supervillain
• Quasimodo (Disney), Disney's version of Victor Hugo's character from 1996's The Hunchback of Notre Dame
• Quasimodo (music venue), a jazz club in Berlin, Germany
• Quasimodo Sunday, another name for the Octave of Easter

• Maria Cumani Quasimodo (1908–1995), Italian actress and dancer
• Salvatore Quasimodo (1901–1968), Italian author

• Quasimoto, side project of American hip hop producer Madlib (born 1973)