(1) He is married to Cornelia van der TOORN.
They got married on December 31, 1879 at 's-Gravenhage (Z-H) , he was 23 years old.Source 3
(2) He is married to Maria de MOS.
They got married on November 28, 1888 at 's-Gravenhage (Z-H) , he was 32 years old.Source 4
Child(ren):
Willem Frederik de GRAAF | ||||||||||||||||||||||||||||||||||
(1) 1879 | ||||||||||||||||||||||||||||||||||
Cornelia van der TOORN | ||||||||||||||||||||||||||||||||||
(2) 1888 | ||||||||||||||||||||||||||||||||||
Maria de MOS |