i.4. Henning Petrus Cornelis Greyvenstein, geb.
27/09/1920, ged. 14/11/1920, Aberdeen x 08/02/1943, Oos London met Sarah
Doreen Mary SANGERHAUS, geb. 10/01/1919, oorl. 1996, d.v. William August
Sangerhaus en Magdalene Catharina Nel (geskei) xx 30/03/1945, Burgersdorp met Susara VAN DER LINDE, geb. 1909 (voorheen getroud met Gustav Zacharias Sweigers).
Henning Petrus Cornelis Greyvenstein was die seun van Marthinus Jacobus Nel en Martha Magdalena Johanna Pieternella Greyvenstein.