"Princess Philippine Charlotte of Prussia (German: Philippine Charlotte von Preußen) (13 March 1716, in Berlin – 17 February 1801, in Brunswick) was a Duchess consort of Brunswick-Wolfenbüttel by marriage to Charles I of Brunswick-Wolfenbüttel and a known intellectual in contemporary Germany. She is listed as a female composer as she is thought to have written marches and other music." - (en.wikipedia.org 09.11.2019)
en