Helena Kantakouzene, Empress of Trebizond Helena Kantakouzene
second wife of Emperor David of Trebizond
- Sex or Gender:
- female
- Date of Birth:
- 1401
- Date of Death:
- 1463
- Country of citizenship:
- Byzantine Empire
- Father:
- Demetrios I Kantakouzenos
- Spouse:
- David II of Trebizond
- Childrens:
- N. Megale Komnene, Princess consort of Guria
