Petrus Johannes Borsboom (1875-1937) 
|
Clasina Wilhelmina Blom (1880-1951) |
| Wilhelmina Clasina Borsboom (1905- ) |
Hendrikus Franciscus Borsboom (1910- )  |
| Christiaan Johannes Borsboom (1912- ) |
| Elisabeth Borsboom (1914- ) |
| Cornelis Gerardus Heijneman (1906- ) |
| Clazina Christina Borsboom (1907-1950)
|
| Theodorus Petrus Heijneman (1937- ) |
