Gargantua (disambiguation)

Gargantua is a book by the French author François Rabelais.

Gargantua may also refer to:
 * Gargantua (album), a 2013 studio album by Ash Grunwald
 * Gargantua (cave), a cave in Western Canada
 * Gargantua (gorilla) (1929 – 1949), gorilla in the Ringling Brothers Circus
 * Gargantua (comics), a size-changing supervillain from Marvel Comics
 * Gargantua River, a river in Ontario, Canada
 * Gargantua (card game), a solitaire card game
 * The Gargantuas, two giant humanoid monsters from the 1966 Japanese film The War of the Gargantuas
 * Gargantua (film), a 1998 made-for-television film
 * Gargantua (bryozoan), an extinct genus of cheilostome bryozoan
 * Gargantua, a fictional supermassive black hole in the 2014 science fiction film Interstellar directed by Christopher Nolan