_Fruela CANTABRIA ___+
                                               | (.... - 0758)       
                        _Bermudo I ASTUR-LEON _|
                       | (0750 - 0797)         |
                       |                       |_____________________
                       |                                             
 _Ramiro I ASTUR-LEON _|
| (0790 - 0849)        |
|                      |                        _____________________
|                      |                       |                     
|                      |_______________________|
|                                              |
|                                              |_____________________
|                                                                    
|
|--Ordoño I ASTUR-LEON 
|  (0821 - 0866)
|                                               _____________________
|                                              |                     
|                       _______________________|
|                      |                       |
|                      |                       |_____________________
|                      |                                             
|______________________|
                       |
                       |                        _____________________
                       |                       |                     
                       |_______________________|
                                               |
                                               |_____________________