__
                                                   |  
                        _Theophylaktos ABAKTISTOS _|
                       |                           |
                       |                           |__
                       |                              
 _Romanos I LEKAPENOS _|
| (0870 - 0948)        |
|                      |                            __
|                      |                           |  
|                      |___________________________|
|                                                  |
|                                                  |__
|                                                     
|
|--Constantine LEKAPENOS 
|  (0921 - 0946)
|                                                   __
|                                                  |  
|                       ___________________________|
|                      |                           |
|                      |                           |__
|                      |                              
|_Theodora of UNKNOWN _|
  (.... - 0921)        |
                       |                            __
                       |                           |  
                       |___________________________|
                                                   |
                                                   |__