| Children |
| | 1. Cossart, Lea, b. Abt 21 Jul 1697, New York City, New York d. Abt 1736, New York City, New York (Age 38 years) |
| | 2. Cossart, Joris, b. Abt 19 Aug 1699, New York City, New York d. Abt 1735, New York City, New York (Age 35 years) |
| | 3. Cossart, Jacob, b. Abt 28 Jan 1701, New York, King, New York d. Abt 19 Apr 1772, Bound Brook, Somerset, New Jersey (Age 71 years) |
| | 4. Cossart, David, b. Abt 25 Apr 1704, New York, New York d. Abt 30 Jan 1740, Bound Brook, Somerset, New Jersey (Age 35 years) |
| | 5. Cossart, Maria, b. Abt 3 Jul 1706, New York City, New York d. Abt 1777 (Age 70 years) |
| | 6. Cosart, Susannah, b. 10 Apr 1709, New York City, New York d. Abt Dec 1739, New Jersey (Age 30 years) |
| | 7. Cossart, John, b. Abt 6 Nov 1711, New York City, New York d. Abt 1736 (Age 24 years) |
| | 8. Cossart, Nellie, b. Abt 7 Dec 1712, Somerset County, New Jersey d. Abt 1762, Basking Ridge Plantation, Somerset, New Jersey (Age 49 years) |
| | 9. Cossart, Janet Jane, b. Abt 15 May 1715, New York City, New York d. Yes, date unknown |
| | 10. Cossart, Francis, b. Abt 21 Jul 1717, Bergen, New Jersey d. Abt 1795, Indian Springs, Pennsylvania (Age 77 years) |
| | 11. Cossart, Aefie, b. Abt 23 Sep 1719 d. Yes, date unknown |
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