_FNU TERTER _________
                                                   |                     
                              _George I TERTER ____|
                             | (.... - 1308)       |
                             |                     |_____________________
                             |                                           
 _Theodore Svetoslav TERTER _|
| (1270 - 1322)              |
|                            |                      _Mitso ASEN _________
|                            |                     | (.... - 1278)       
|                            |_Kira Maria of ASEN _|
|                                                  |
|                                                  |_Maria of ASEN ______+
|                                                                        
|
|--George II TERTER 
|  (.... - 1323)
|                                                   _____________________
|                                                  |                     
|                             _____________________|
|                            |                     |
|                            |                     |_____________________
|                            |                                           
|_Euphrosyne of BULGARIA ____|
                             |
                             |                      _____________________
                             |                     |                     
                             |_____________________|
                                                   |
                                                   |_____________________