Nielsen Hayden genealogy
Family: Uros of Serbia / Anna Diogenissa (F13116)
Konstantinos Diogenes (1050-1074) 
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Theodora Komnena (1053- )
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| Uros of Serbia (1080-1140)
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Marija of Serbia ( -1191)  |
| Jelena of Serbia (1110-1147) |