_Staphanus VAN CORTLANDT _+
                                                | (1643 - 1700)            
                         _Philip VAN CORTLANDT _|
                        | (1683 - 1746)         |
                        |                       |_Gertruj SCHUYLER ________+
                        |                         (1653 - ....)            
 _Pierre VAN CORTLANDT _|
| (1720 - 1814)         |
|                       |                        _Abraham of PEYSTER ______+
|                       |                       | (1657 - 1728)            
|                       |_Catherine of PEYSTER _|
|                         (1688 - 1734)         |
|                                               |_Catharina PROVOOST ______
|                                                                          
|
|--Gertrude VAN CORTLANDT 
|  (1755 - 1766)
|                                                _Robert LIVINGSTON _______+
|                                               | (1654 - 1728)            
|                        _Gilbert LIVINGSTON ___|
|                       | (1690 - 1746)         |
|                       |                       |_Alida SCHUYLER __________+
|                       |                         (1655 - 1727)            
|_Joanna LIVINGSTON ____|
  (1722 - 1808)         |
                        |                        _Hendrick BEEKMAN ________+
                        |                       | (1652 - 1716)            
                        |_Cornelia BEEKMAN _____|
                          (1693 - 1742)         |
                                                |_Johanna of LOPER ________+