_Harald Gormsson KNÝTLINGA _+
                                                            | (.... - 0986)               
                              _Sweyn Haraldsson KNÝTLINGA _|
                             | (0960 - 1013)                |
                             |                              |_____________________________
                             |                                                            
 _Cnut Sweynsson KNÝTLINGA _|
| (0990 - 1035)              |
|                            |                               _____________________________
|                            |                              |                             
|                            |______________________________|
|                                                           |
|                                                           |_____________________________
|                                                                                         
|
|--Harold I KNÝTLINGA 
|  (1016 - 1039)
|                                                            _____________________________
|                                                           |                             
|                             _Ælfhelm OF YORK ____________|
|                            |                              |
|                            |                              |_____________________________
|                            |                                                            
|_Ælfgifu OF NORTHAMPTON ___|
  (0990 - 1040)              |
                             |                               _____________________________
                             |                              |                             
                             |_Wulfrune ____________________|
                                                            |
                                                            |_____________________________