_Ordoño III ASTUR-LEON _____________+
                                                   | (0926 - 0956) m 0951                
                         _Bermudo II ASTUR-LEON ___|
                        | (0953 - 0999)            |
                        |                          |_Urraca Fernández of BENI-MAMADUNA _+
                        |                            (.... - 1007) m 0951                
 _Alfonso V ASTUR-LEON _|
| (0994 - 1028)         |
|                       |                           _____________________________________
|                       |                          |                                     
|                       |_Elvira of BENI-MAMADUNA _|
|                         (0978 - 1017)            |
|                                                  |_____________________________________
|                                                                                        
|
|--Bermudo III Alfónsez ASTUR-LEON 
|  (1010 - 1037)
|                                                   _____________________________________
|                                                  |                                     
|                        __________________________|
|                       |                          |
|                       |                          |_____________________________________
|                       |                                                                
|_Elvira MENENDEZ ______|
  (.... - 1022)         |
                        |                           _____________________________________
                        |                          |                                     
                        |__________________________|
                                                   |
                                                   |_____________________________________