Cornelius (disambiguation)

Cornelius could refer to:
 * Cornelius I, A humanoid ape from the Planet of the Apes film series.
 * Cornelius II, The son of Caesar from Battle for the Planet of the Apes.
 * Cornelius III, Version of Cornelius I from the Return to the Planet of the Apes animated series.
 * Cornelius Evazan, A humanoid character who antagonizes Luke Skywalker in Star Wars (1977).
 * Vito Cornelius, A character played by Ian Holm in The Fifth Element.