The Pilatus PC-21 is a turboprop-powered advanced trainer with a stepped tandem pressurised cockpit. It is manufactured by Pilatus Aircraft of Switzerland.

It is capable of sustained low-level speeds over 320 knots, and hydraulically assisted ailerons and roll spoilers can produce fighter-like rates of roll in excess of 200 degrees per second.

It is the Australian Airforces Primary Training Aircraft. It is also used by the Royal Australian Air Force's aerobatic display team, The Roulettes.