_John I IBELIN ______+
                                                  | (1179 - 1236)       
                             _Guy of IBELIN ______|
                            | (1220 - 1255)       |
                            |                     |_Melisende of ARSUF _
                            |                       (1177 - ....)       
 _Philip of IBELIN _________|
| (1255 - 1318)             |
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|                           |                     |                     
|                           |_Philippa BARLAIS ___|
|                             (1220 - ....)       |
|                                                 |_____________________
|                                                                       
|
|--Helwig of IBELIN 
|  (.... - 1347)
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|                           |                     |_____________________
|                           |                                           
|_Maria Embriaco of GIBLET _|
                            |
                            |                      _____________________
                            |                     |                     
                            |_____________________|
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