_Butvydas-Pukuveras GEDIMINID _+
                                               | (.... - 1294)                 
                         _Gediminas GEDIMINID _|
                        | (1275 - 1341)        |
                        |                      |_______________________________
                        |                                                      
 _Narimantas GEDIMINID _|
| (1289 - 1347)         |
|                       |                       _______________________________
|                       |                      |                               
|                       |_Jewna of UNKNOWN ____|
|                                              |
|                                              |_______________________________
|                                                                              
|
|--Simeon GEDIMINID 
|  (.... - 1386)
|                                               _______________________________
|                                              |                               
|                        ______________________|
|                       |                      |
|                       |                      |_______________________________
|                       |                                                      
|_______________________|
                        |
                        |                       _______________________________
                        |                      |                               
                        |______________________|
                                               |
                                               |_______________________________