There has been an erroneous merge here somewhere, as we have Jacobus Ignatius de Wet, b1c2d5e2f9 married to Maria Margaretha Kruger on 11/04/1869:
https://www.familysearch.org/ark:/61903/3:1:3Q9M-CSK8-G969-B
This is incorrect. This is Jacobus Ignatius de Wet, b1c2d5e2f9 SON Jacobus Ignatius de Wet, b1c2d5e2f9g3 and his wife Maria Margaretha de Wet, 3
And Christiaan Rudolf de Wet is their son.