Reinhard Alexander Mackay (1903-1990) (1903–1990) Parents Jonkvrouwe Hermina Clasina den Beer Poortugael Æneas Mackay Children Sonja Gratia Mackay Siblings Daniël Mackay Erica Mackay Theodoor Philip Mackay Louisa Wilhelmina Elisabeth Amarantha Mackay Partners Greta Ernestina Smits