Johan de Witt Jr.

Johan de Witt Jr., heer van Zuid- en Noord-Linschoten, Snelrewaard, Hekendorp and IJsselveere (27 May 1662 at The Hague – 24 January 1701 at Dordrecht) was a Dutch politician, scholar, and collector.

[1] After the early death of his mother, his relatives, Gerard Bicker (I) van Swieten and Catherine van Sijpesteijn, who lived in the same house, also looked after their nephews and nieces.

[2] His two other uncles, Jean Deutz and Pieter de Graeff, became guardians and were responsible for handling the maternal estate.

[3] In Rampjaar 1672, after the murder of his father, De Graeff became the guardian of Johann and his siblings.

The couple had two children: Johan de Witt owned an extensive library, consisting of books that previously belonged to his father as well as additions of his own.