_Samuel Elias WARBURG _+
                                                        | (1756 - 1826)         
                               _Abraham Samuel WARBURG _|
                              | (1798 - 1856)           |
                              |                         |_Marianne ROFE ________
                              |                                                 
 _Moritz Moses WARBURG _______|
| (1838 - 1910)               |
|                             |                          _Moses Marcus WARBURG _
|                             |                         | (1763 - 1830)         
|                             |_Sara WARBURG ___________|
|                                                       |
|                                                       |_______________________
|                                                                               
|
|--Fritz WARBURG 
|  (1879 - 1962)
|                                                        _______________________
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|                              _________________________|
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|                             |                         |_______________________
|                             |                                                 
|_Charlotte Esther OPPENHEIM _|
  (1842 - 1921)               |
                              |                          _______________________
                              |                         |                       
                              |_________________________|
                                                        |
                                                        |_______________________