Nanning van Foreest was born 1578 in Alkmaar, North Holland, Netherlands to Nanning van Foreest (1529-1592) and Maria van Hattem (1533-1624) and died 30 November 1668 The Hague, South Holland, Netherlands of unspecified causes. He married Matilda of Sonnevelt (c1585-1616) 1607 in Alkmaar, North Holland, Netherlands.
Children
| Name | Birth | Death | Joined with |
| Anna van Foreest (1609-1654) | 1609 | 1654 | Pieter van Loon (1607-1679) |
| Hester van Foreest (1615-1705) | 1615 Netherlands | 1705 Netherlands | Dirk van Foreest (1614-1679) |