| Male Willem Ploos |
| Birth | 1529 | Loosdrecht |
| Death | 1603 | |
| Burial | ||
| Marriage | ||
| Other Spouse | Dirckje Ploos | F1409 | |
| Marriage | ||
| Other Spouse | Eva | F1414 | |
| Marriage | ||
| Father | Gerrit Ploos | F1416 Group Sheet | |
| Mother | Jacoba Pieter Jacobsdr Poth | F1416 Group Sheet | |
| Female Jannichie Adriaen Dircksdr van Brienen |
| Birth | ||
| Death | 1570 | Loosdrecht |
| Burial | ||
| Father | Adriaen Dirksz van Brienen | F3290 Group Sheet | |
| Mother | Grietjen Jansdr van Brienen | F3290 Group Sheet | |
| Male Gerrit Ploos |
| Birth | Abt 1560 | Loosdrecht |
| Death | Utrecht |
|
| Burial | ||
| Spouse | Catharina van Leeuwen | F3950 | |
| Marriage | ||