Agneta de Graeff van Polsbroek (
Amsterdam, 10 November 1603 ibid 3 or 4 March 1656), was a
patrician woman from the
Dutch Golden Age. She became known as the mother-in-law of
Johan de Witt.
The couple lived at their country houses De Eult at
Baarn, Akerendam and Duynwijck in
Beverwijk. Between the city of Amsterdam they owned a cityhause at
Herengracht and an island, called
Bickerseiland.[1] In 1663/64 Agneta was painted by
Wallerant Vaillant.[7] Her tomb chapel is located at the
Westerkerk.
Coat of arms
Agneta de Graeff van Polsbroek's coat of arms was
quartered and showed the following symbols:
field 1 (left above) the silver shovel on a red background of their paternal ancestors, the
Herren von Graben
field 2 (right above) it shows a silver falcon on a blue background. The origin of the falcon lies in the possession of the Valckeveen estate (later the Valckenburg estate) in
Gooiland
field 3 (left below), same as field 2
field 4 (right below), same as field 1
helmet covers in red and silver
helm adornment shows an upright silver spade with ostrich feathers (Herren von Graben)
motto: MORS SCEPTRA LIGONIBUS AEQUAT (DEATH MAKES SEPTRES AND HOES EQUAL)
Graeff, P. de (P. de Graeff Gerritsz en
Dirk de Graeff van Polsbroek) Genealogie van de familie De Graeff van Polsbroek, Amsterdam 1882.
Bruijn, J. H. de Genealogie van het geslacht De Graeff van Polsbroek 1529/1827, met bijlagen. De Built 1962-63.
Fölting, H.P., 'De landsadvocaten en raadpensionarissen der Staten van Holland en West-Friesland 1480–1795. Een genealogische benadering. Deel III' in: Jaarboek Centraal Bureau Voor Genealogie. Deel 29 (1975 Den Haag; Centraal Bureau Voor Genealogie) p. 210-269, (213)