Genealogie familie Willemsen
Genealogie van o.a. de Familie Willemsen, Dicks, van Londen, Holkamp, versijp
Gezin: Antonius Theodorus Visser / Lisa Theodora Engelina Lenting (F1713212511)
 | Antonius Marinus Visser (1860-1948) 
|
 | Theodora Maria van Londen (1872-1924)
|
| Hermina Theodora Visser (1895-1927)  |
| Johanna Helena Visser (1897-1948) |
| Johannes Jacobus Visser (1899-1964) |
| Hermina Berendina Visser (1900- ) |
| Elisabeth Maria Visser (1903- ) |
| Maria Theodora Visser (1907-1979) |
| Hermanus Martinus Visser (1908-1999) |
| Theodora Willemina Visser (1911-2000) |
| Hendrikus Leonardus Visser (1914- ) |
| Antonius Theodorus Visser (1904-1992)
|
| Lisa Theodora Engelina Lenting (1905-2000) |
| Henk Visser (1940-2005) |