According to her biography in the Web Gallery of Art, Angelica Kauffmann was one of the founding members of England's Royal Academy, and in its first catalogue of 1769 she is listed as a member. She didn't paint "for" them, rather many of her paintings, commissioned by various patrons, were exhibited there.
There is an excellent article about her in the wikipedia, see the link I have provided.
Angelica Kauffmann has written: 'Mir tr aumte von ein paar N achten, ich h atte Briefe von Ihnen empfangen: gesammelte Briefe in den Originalsprachen' -- subject(s): OUR Brockhaus selection, Malerei
She was one of the daughters of John Willson Peale, a famous Philadelphia painter, soldier and naturalist. Her middle name reflects her father's admiration for the famous Swiss painter Angelica Kauffmann.
Henrik Kauffmann died in 1963.
Jens Kauffmann's birth name is Jens Magnus Mischa Kauffmann.
Hans Kauffmann was born in 1896.
Guinevere Kauffmann was born in 1968.
Henrik Kauffmann was born in 1888.
Hugo Kauffmann was born in 1844.
Jens Kauffmann is 5' 7".
Hugo Kauffmann died in 1915.
Jane Kauffmann has written: 'An honourable estate'
Georg Friedrich Kauffmann was born in 1679.