| Name | Spouse | Birth | Birthplace |
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| William Duer | Catherine Alexander | 18 MAR 1743 | England, Devon |
| 1 | William Alexander Duer | Hannah Maria Denning | 8 SEP 1780 | NY, Dutchess Co, Rhinebeck |
| A | William Duer | | 25 MAR 1805 | NY, New York Co, New York City |
| B | William Denning Duer | Caroline King | 6 DEC 1812 | NY, New York Co, New York City |
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| C | Elizabeth Denning Duer | Archibald Gracie King | 25 JUL 1821 | NY, New York Co, New York City |
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| 2 | John Duer | | 7 OCT 1782 | NY, Albany Co, Albany |
| A | Ann Henrietta Duer | Pierre Paris Irving | 21 JUL 1807 | NY, Richmond Co, Staten Island |
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| 3 | Sarah Henrietta Duer | John Witherspoon Smith | 4 DEC 1786 | NY, New York Co, New York City |
| A | Anne Catherine Smith | Henry Babcock | 1806 | LA |
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| 4 | Maria Theodora Duer | Beverly Chew | 9 JUL 1789 | NY |
| 5 | Henrietta Elizabeth Duer | Morris Robinson | 22 JUN 1790 | NY |
| A | Catherine Alexander Robinson | Alexander Slidell Mackenzie | 28 OCT 1814 | NY, New York Co, New York City |
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Our Family Tree