Gezin: Wouter Elisa Josephus Steenhoff / Maria Jacoba Koster (F9958)
getr. 18 jun 1924 | Cornelis Koster (1872-1962) 
|
 | Johanna de Wit (1876-1962)
|
| Cornelia Hendrika Jacoba Koster (1901- ) |
| Jacoba Gijsberta Koster (1903- ) |
 | Hendrikus Cornelis Koster (1904-1904) |
| Hendrika Johanna Koster (1905- )  |
| Cornelis Johannes Koster (1907-1992) |
| Johanna Cornelia Koster (1908- ) |
| Jacob Hendrikus Cornelis Koster (1909- ) |
| Catharina Maria Koster (1910- ) |
| Helena Maria Koster (1915- ) |
| Wouter Elisa Josephus Steenhoff (1900-1993)
|
| Maria Jacoba Koster (1899-1981)
|
| Therese Marie Angele Agathe Steenhoff (1925-2012) |
| Paul Joanna Hermann Steenhoff (1936-2015) |
| Petrus Joannes Willibrordus Steenhoff (1937-1967) |
| Levenloos zoontje van Wouter Steenhoff (1944-1944) |