Countess Debonnaire Jane von Bismarck-Schönhausen (German: Debonnaire Jane Gräfin von Bismarck-Schönhausen; née Patterson; born 19 August 1959) is an English businesswoman, stylist, and socialite.
1951), the youngest son of Otto Christian Archibald, Prince of Bismarck and his wife, Ann-Mari Tengbom.
[3] Bismarck founded the company Debonnaire, which she runs out of a boutique in Knightsbridge, London.
Her company sells vintage and internationally collected women's clothing and accessories.
[4][5] In 2014, after a trip to India, she began producing cotton shirts and boxer shorts, and later opened a Debonnaire showroom.