Allegiant may refer to:

Allegiant Air, an American airline Allegiant Athletic Agency, a sport representation agency Allegiant General Pryde, a character in the Star Wars film series Allegiant Stadium, in Paradise, NV Allegiant (novel), a 2013 novel by Veronica Roth The Divergent Series: Allegiant, a 2016 film based on the 2013 novel

See also Allegiance (disambiguation)