Burger Daniël Johannes was die seun van Hendrik Jacobus van der Westhuizen en Aletta Elizabeth Johanna Nortje.
(https://www.geni.com/people/Bert-Daniel-van-der-Westhuizen/380110689300003995)
(https://www.geni.com/people/Johanna-Carolina-Catharina-Jerling/380109834270003987)