_Peter JAY __________+
                                                          | (1704 - 1782) m 1728
                             _John JAY ___________________|
                            | (1745 - 1829) m 1774        |
                            |                             |_Mary VAN CORTLANDT _+
                            |                                m 1728             
 _Peter Augustus JAY _______|
| (1776 - 1844) m 1807      |
|                           |                              _William LIVINGSTON _+
|                           |                             | (1723 - 1790)       
|                           |_Sarah Van Brugh LIVINGSTON _|
|                             (1756 - 1802) m 1774        |
|                                                         |_Susannah FRENCH ____+
|                                                           (1723 - 1789)       
|
|--John Clarkson JAY 
|  (1808 - 1891)
|                                                          _____________________
|                                                         |                     
|                            _____________________________|
|                           |                             |
|                           |                             |_____________________
|                           |                                                   
|_Mary Rutherfurd CLARKSON _|
  (1786 - 1838) m 1807      |
                            |                              _____________________
                            |                             |                     
                            |_____________________________|
                                                          |
                                                          |_____________________