Daughter of Pierre Monfoort and Sara de Planck.

Baptized on 8 May 1646 at Reformed Dutch Church, New Amsterdam, sponsors Philip d' Ermojen, Marie Cornelis.
"Records of the Reformed Dutch Church in New York", New York Genealogical and Biographical Record Vols.5- (1874-): 5:87.

Married Willem Gerritse Van Couwenhoven, son of Gerrit Wolfertszen Van Couwenhoven and Aeltje Cornelis Cool, on 12 February 1665.
John E. Stillwell Historical and Genealogical Miscellany, Early Settlers of New Jersey and their Descendants, Vol. 2 (New York: n.pub., 1906), page 353. Bible Records, Monmouth Co., N. J., from the Conover Bible (In possession of the Luyster family, Middletown, N. J.).

Witnessed the baptism of Jacobus Claes Wyckoff , son of Nicholas Pietersz Wyckoff and Sara Monfoort, on 30 September 1676 at Reformed Dutch Church, New York City, New York, (witnesses: Willem Gerritszen, Jannetie Pieters).
Thomas Grier Evans, editor, Baptisms from 1639 to 1730 in the Reformed Dutch Church, New York, Collections of the New York Genealogical and Biographical Society, Vol. 2 (New York: Printed for the Society, 1901), page 124. Jacob; parents: Claes Pieterszen, Saertie Pieters; witnesses: Willem Gerritszen, Jannetie Pieters.

Jannetje Monfoort and Willem Gerritse were members of the at Reformed Protestant Dutch Church, Flatbush, Kings Co., Long Island, New York, in 1677 at Amersfort.
David William Voorhees, editor, Records of The Reformed Protestant Dutch Church of Flatbush, Kings County, New York, Vol.1, 1677-1720 (New York: Holland Society of New York, 1998), page 353. Old Members found here in the 4 Villages in the year 1677. Amersfort. Willem Gerritsz van Couwenhoven and wife Jannetje Montfoort.

Jannetje Monfoort and Willem Gerritse were members of the at Reformed Protestant Dutch Church, Flatbush, Kings Co., Long Island, New York, on 19 November 1679 "from Amersfort."
Ibid., page 339 Register of the Members from the Four Villages. 19 Nov 1679. Names of Members from Amersfort. Willem Gerritsz van Couwenhoven and wife Jannetje Montfoort.

Witnessed the baptism of Pieter Monfoort , son of Pieter Monfoort and Marritje Pieters Luyster, on 27 February 1681 at New Utrecht, Kings Co., Long Island, New York, (witnesses Pieter Cornelisz, Jannetje Montfoort).
Ibid., page 405. Pieter; parents: Pieter Montfoort, Jannetje Pieters; op Utrecht; witnesses: Pieter Cornelisz, Jannetje Montfoort.

Witnessed the baptism of Teuntje Laurense Haff , daughter of Lourens Haff and Kniertje Pieterse Meet, on 24 July 1681 at New Amersfoort, Kings Co., Long Island, New York, (witness Jannetje Montfoort).
Ibid., page 408. Teuntje; parents: Laurens Jurriaansz Haf, Cunira Pieters; op N. Amersfoort; witnesses: Jannetje Montfoort.

Witnessed the baptism of Hannah Couwenhoven , daughter of Pieter Couwenhoven and Patience Daws, on 20 October 1695 at Old First Dutch Reformed Church, Breuckelen (Brooklyn), Kings Co., Long Island, New York, (witnesses: Willem Couwenoven, Jannitje Couwenoven).
A. P. G. Jos van der Linde, Old First Dutch Reformed Church of Brooklyn, New York: First Book of Records, 1660-1752, New York Historical Manuscripts: Dutch (Baltimore: Genealogical Publishing Co., Inc., 1983), page 135. Johanna; parents: Pieter Couwenoven, Peesjiens Daes.

Witnessed the baptism of William Covenhoven , son of Cornelis Willemszen Van Kouwenhoven and Margaretta Roelofse Schenck, on 8 September 1700 at Old First Dutch Reformed Church, Breuckelen (Brooklyn), Kings Co., Long Island, New York, (witnesses Willem Couwenhove, Jannetje, his wife).
Ibid., page 143. Willem; parents: Cornelis Couwenhove, Margrietje.

Jannetje Monfoort and Willem Gerritse were members of the at Reformed Dutch Congregations, Freehold and Middletown, Monmouth Co., New Jersey, in 1721.
"Records of the Dutch Congregations of Freehold and Middletown", Genealogical Magazine of New Jersey Vols. 22-38 (1947-1963): 22:4. Willem Ger. Kouwenhoven and wife.

Jannetje Monfoort was a member of the at Reformed Dutch Congregations, Freehold and Middletown, Monmouth Co., New Jersey, in May 1723 (as Janneke Kouwenhoven).
"Records of the Dutch Congregations of Freehold and Middletown", Genealogical Magazine of New Jersey Vols. 22-38 (1947-1963): 22:4. Janneke Kouwenhoven.

Children by Willem Van Kouwenhoven:
1. Altie Willemse Van Kouwenhoven b. 14 Dec 1665, d. c 1689
2. Neeltje Willemse Van Kouwenhoven b. 7 Feb 1669
3. Pieter Couwenhoven b. 12 Feb 1671, d. b 22 Apr 1755
4. Cornelis Willemszen Van Kouwenhoven b. 20 Nov 1672, d. 16 May 1736
5. Sara Willemse Van Kouwenhoven b. 20 Dec 1674, d. 31 Jan 1761
6. Albert Willemszen Van Kouwenhoven b. 2 Apr 1678, d. 13 Sep 1748
7. Jacob Cowenhoven b. 29 Jan 1679, d. 4 Jun 1744
8. Jan Willemszen Van Kouwenhoven b. 4 Apr 1681, d. bt 23 Nov 1756 - 29 Dec 1756
9. Annatje Willemse Van Kouwenhoven b. 13 Apr 1683
10. William Willemszen Van Kouwenhoven b. 7 Mar 1686, d. 19 Jan 1769
11. Jaquemyntie Cowenhoven b. 28 Dec 1689
Lincoln C. Cocheu, "The Van Kouwenhoven-Conover Family", New York Genealogical and Biographical Record Vol.70-71,81-83 (1939-40, 1950-52): 71:69,70 and 159.
William Forman Wyckoff, Wyckoff Family in America: A Genealogy (Summit, N.J.: Wyckoff Association in America, 1950), p.513.
A. P. G. Jos van der Linde, Old First Dutch Reformed Church of Brooklyn, New York: First Book of Records, 1660-1752, New York Historical Manuscripts: Dutch (Baltimore: Genealogical Publishing Co., Inc., 1983), page 156. Albert; father: Willem Gerritsz van Couwenhov(en).
David William Voorhees, editor, Records of The Reformed Protestant Dutch Church of Flatbush, Kings County, New York, Vol.1, 1677-1720 (New York: Holland Society of New York, 1998), page 406. Jan; parents: Willem Gerritsz van Couwenhoven, Jannetje Montfoort.

Bio includes data from The Brouwer Genealogy Database.
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