Arthur! And the Square Knights of the Round Table was an Australian animated series based on the legend of King Arthur of Camelot.

The series was produced from 1966 to 1968 and written by Melbourne playwright Alex Buzo and British-born entertainer Rod Hull, with Lyle Martin, M. Robinson, and John Palmer. The characters included King Arthur, Guinevere, Lancelot, Merlin, the Jester, the Black Knight, and Morgan le Fay. The actors who voiced the character parts in the series included: John Meillon, Lola Brooks, John Ewart, Kevin Golsby, and Matthew O'Sullivan.