_Moritz Moses WARBURG _______+
                                             | (1838 - 1910)               
                       _Paul Moritz WARBURG _|
                      | (1868 - 1932) m 1895 |
                      |                      |_Charlotte Esther OPPENHEIM _
                      |                        (1842 - 1921)               
 _James Paul WARBURG _|
| (1896 - 1969) m 1948|
|                     |                       _Solomon LOEB _______________
|                     |                      | (1828 - 1903) m 1862        
|                     |_Nina J LOEB _________|
|                       (1870 - 1945) m 1895 |
|                                            |_Betty GALLENBERG ___________
|                                              (1834 - 1902) m 1862        
|
|--Jennifer WARBURG 
|  
|                                             _____________________________
|                                            |                             
|                      ______________________|
|                     |                      |
|                     |                      |_____________________________
|                     |                                                    
|_Joan MELBER ________|
   m 1948             |
                      |                       _____________________________
                      |                      |                             
                      |______________________|
                                             |
                                             |_____________________________