Brudvik – en slekt fra Ytre Arna og Hedmark Etterkommerne etterAlexander William George Duff
  1. Alexander William George Duff, 1849–1912
  2. Louise Victoria Alexandra Dagmar of The United Kingdom, 1867–1931
  3. Alastair Duff, 1890–1890
  4. Alexandra Victoria Alberta Edwina Louise Duff, 1891–1959
  5. Arthur Frederick Patrick Albert of Connaught, 1883–1938
  6. Alastair Arthur Windsor of Connaught, 1914–1943
  7. Maud Alexandra Victoria Georgina Bertha Duff, 1893–1945