_John Wilkins MARSHALL Sr._+
                                                  | (1713 - 1771)             
                       _John Wilkins MARSHALL Jr._|
                      | (1753 - 1819) m 1778      |
                      |                           |_Hannah BALDWIN ___________
                      |                             (1719 - 1801)             
 _David MARSHALL _____|
| (1793 - 1871) m 1824|
|                     |                            _Thomas JOYCE _____________
|                     |                           | (1725 - 1780)             
|                     |_Sarah JOYCE ______________|
|                       (1755 - 1823) m 1778      |
|                                                 |_Sarah HAMILTON ___________
|                                                                             
|
|--Sarah Frances MARSHALL 
|  (1826 - 1880)
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|_Lucy Bradley ROPER _|
  (1804 - 1890) m 1824|
                      |                            ___________________________
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