The history of the (De) Nysschen family, in South Africa, dates back to the marriage of Albertus Nysschen with Aletta Roesdorf, on 23 April 1826, at Swellendam. Albertus was apparently from Holland and no further information on his arrival in the Cape has sofar been found. .
Albertus and Aletta had 14 children:
•Johannes Albertus Petrus •Christiaan Johannes •Johannes Marthinus Hendrik •Wilhelmus Petrus •Michiel Hermanus •Dina Dorothea Aletta Frederika •Michiel Hendrik Petrus •Cornelis Johannes Jacobus •David Andries •Hendrik Jacobus •Anna Catharina Jacoba •Petrus Albertus Johannes •Carel Johannes •Theodorus Adriaan