Baden Fletcher Smyth Baden-Powell, was a military aviation pioneer, and President of the Royal Aeronautical Society from 1900 to 1907.

The Royal Aeronautical Society, also known as the RAeS, is a British multi-disciplinary professional institution dedicated to the global aerospace community. Founded in 1866, it is the oldest aeronautical society in the world. Members, Fellows, and Companions of the society can use the post-nominal letters MRAeS, FRAeS, or CRAeS, respectively.