1913-1988 GB, London
A.k.a. Baroness Kathleen Annie Pannonica de Koenigswarter (née Rothschild) Nica De Koenigswarter
Baroness Kathleen Annie Pannonica de Koenigswarter (née Rothschild; 10 December 1913 – 30 November 1988) was a British-born jazz patron and writer. She was a leading patron of bebop music. She was a scion of the prominent Rothschild international financial dynasty.