_Jacobus ROOSEVELT __+
                                                                | (1724 - 1777)       
                                      _James Jacobus ROOSEVELT _|
                                     | (1759 - 1840)            |
                                     |                          |_____________________
                                     |                                                
 _Cornelius Van Schaack ROOSEVELT Sr_|
| (1794 - 1871) m 1821               |
|                                    |                           _____________________
|                                    |                          |                     
|                                    |__________________________|
|                                                               |
|                                                               |_____________________
|                                                                                     
|
|--Silas Weir ROOSEVELT 
|  (1823 - 1870)
|                                                                _____________________
|                                                               |                     
|                                     _Robert Carig BARNHILL ___|
|                                    |                          |
|                                    |                          |_____________________
|                                    |                                                
|_Margaret BARNHILL _________________|
  (1799 - 1861) m 1821               |
                                     |                           _____________________
                                     |                          |                     
                                     |_Elizabeth POTTS _________|
                                                                |
                                                                |_____________________