Eric Rynhard Alexander Mackay (born 1917) (b. 1917) Parents Johanna Elisabeth Blaauw Dirk Rijnhard Johan Mackay Children Eric Mackay Paul Mackay Æneas Mackay Siblings Anna Maria Mackay Johan Jacob Mackay Helene Gérardine Mackay Baron Johan Hugo Mackay Patricia Mackay Partners Gertrud Brückmann