Hij is getrouwd met Alletha Maria Magdalena Brehem.
Zij zijn getrouwd op 5 september 1933 te Turffontein, Johannesburg, Transvaal, South Africa.
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== Biography ==
Johannes was born about 1905.
Source will be added by [[Van Bakel-54|Wynand van Bakel]] by 18 Jul 2022.
== Sources =="South Africa, Civil Marriage Records, 1840-1973", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6ZC9-HDCP : 28 June 2022), Aletta Maria Margaretha Brehem in entry for Johannes Gideon Carel Nieuwenhuys, 1933.
Externe link: https://www.WikiTree.com/wiki/Nieuwenhuyzen-3
De getoonde gegevens hebben geen bronnen.