Jacobus Demarest was also known as Jacobus D. Demarest. He was baptized on 30 October 1681 at Flatbush, Kings County, New York. He was the son of
David Demarest Jr. and
Rachel Cresson. Jacobus Demarest married
Lea Pieterse De Groot, daughter of
Pieter Jacobse De Grott and
Belitje Adriaens Van Schaick, on 8 March 1707 at Dutch Reformed Church, Hackensack, Bergen County, New Jersey. Jacobus Demarest married
Margritie Cosynse Haring, daughter of
Capt. Cozine Jansen Haring and
Marretje Gerrits Blauvelt, on 26 September 1719 at Dutch Reformed Church, Hackensack, Bergen County, New Jersey. Jacobus Demarest died on 24 March 1753 at Of, Schraalenburgh, Bergen County, New Jersey, at age 71. BS: LDS Church, Salt Lake City, Utah. Microfilm #1293956, Item 4, Flatbush Reformed Dutch Church Records copied by Henry Onderdonk, Pg. 122. Baptism is 30 Oct. 1681. Witnesses are 'Jacobus Cierson', (brother to Rachel Cresson?) and 'Marie De Ruine'. (Samuel's wife) Also BS: NJ State Library, Books, The Huguenots on the Hackensack by David D. Demarest(1819-1898), Genealogy - Level 4, #974.921 D372, pg. 22, published by The Daily Fredonian Steam Printing House, 1886, New Brunswick, N.J. MS: NJ State Library - Books - Records of the Reformed Dutch Churches of Hackensack and Schraalenburgh, NJ, Part I (A974.921 R332a pt. 1 ), Hackensack, Pg. 31.