_Theophylaktos ABAKTISTOS _
                                                |                           
                          _Romanos I LEKAPENOS _|
                         | (0870 - 0948)        |
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 _Christopher LEKAPENOS _|
| (0890 - 0931)          |
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|                        |_Theodora of UNKNOWN _|
|                          (.... - 0921)        |
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|--Maria-Irene of LEKAPENOS 
|  (.... - 0967)
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|_Sophia of UNKNOWN _____|
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