Bell H-13 Sioux
| H-13 Sioux | |
|---|---|
| An OH-13 over RIAT, 2022 | |
| Role | Light observation helicopter |
| National origin | United States |
| Manufacturer | Bell Aircraft Bell Helicopter |
| First flight | 8 December 1945 (Bell 47 prototype) |
| Status | Retired |
| Primary users | United States Army United States Air Force United States Navy British Army [Iran] |
| Number built | At least 2,407 |
| Developed from | Bell 47 |
| Variants | Bell 201 |
| Developed into | Bell 207 Sioux Scout |
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The Bell H-13 Sioux is an American single-engine light helicopter built and produced by Bell Helicopter for the military and licence-produced by Westland Aircraft for the British military as the Sioux AH.1 and HT.2. It was the first helicopter to be certified for civil use.