King Dagobert

King Dagobert may refer to:
 * Dagobert I (603-639), king of Austrasia and the Franks
 * Dagobert II (650-679), king of Austrasia
 * Dagobert III (699-715), Merovingian king of the Franks
 * "Le bon roi Dagobert" (song), 18th century French satirical song