public profile
Daughter of Georg Jacob Jacob Kieffer, SV/PROG and Maria Barendina Dreyer, b5 Sister of Jan Frederik Jacob Kieffer Half sister of Martha Maria Magdalena Dreyer, b4c2d7; Maria Martha Magdelena (i) Dreyer, b4c2d6; Casparus Bekker Dreyer, b4c2d8 and Jacob Gustav Dreyer