 | This article relies largely or entirely on a single source. (February 2019) |
| HD 15 | |
|---|---|
| Role | Postal seaplane |
| National origin | Germany |
| Designer | Ernst Heinkel |
| First flight | 1927 |
| Number built | 1 |
The Heinkel HD 15 was a single-engine biplane seaplane, developed by the German aeronautical company Heinkel Flugzeugwerke in the late 1920s and remained at the prototype stage.