List of Sikorsky H-19 operators

The following are operators of the Sikorsky H-19 Chickasaw and Westland Whirlwind helicopters.

This helicopter was operated globally with many operators military in the late 20th century.

UH-19B, USAF Museum

RAF Whirlwind, 1977

HRS-1 of the USMC on display at a museum in 2014.

S-55 of the Air Force of Chile on display at a museum.

USAF S-55, 1951

An HO4S of the Royal Canadian Navy

H-19D (S-55) of the U.S. Army