_William RANDOLPH III_+
                                                       | (1712 - 1746) m 1735 
                                _Thomas Mann RANDOLPH _|
                               | (1741 - 1793) m 1761  |
                               |                       |_Maria Judith PAGE ___
                               |                         (.... - 1743) m 1735 
 _Thomas Mann RANDOLPH II______|
| (1768 - 1828) m 1790         |
|                              |                        _Archibald CARY ______
|                              |                       | (1721 - 1787) m 1744 
|                              |_Anne CARY ____________|
|                                (1745 - 1789) m 1761  |
|                                                      |_Mary RANDOLPH _______+
|                                                        (1727 - 1781) m 1744 
|
|--Mary Jefferson RANDOLPH 
|  (1803 - 1876)
|                                                       _Peter JEFFERSON _____
|                                                      | (1708 - 1757)        
|                               _Thomas JEFFERSON _____|
|                              | (1743 - 1826) m 1772  |
|                              |                       |_Jane RANDOLPH _______+
|                              |                         (1720 - 1776)        
|_Martha Washington JEFFERSON _|
  (1772 - 1836) m 1790         |
                               |                        ______________________
                               |                       |                      
                               |_Martha WAYLES ________|
                                 (1748 - 1782) m 1772  |
                                                       |______________________