Katalin was the daughter of Kristóf Bánffy de Losoncz and Anna Bethlen de Bethlen. The date and place of her birth have not been found.
Her husband was Mihály Barcsay de Nagybarcsa. They were married, but the date and place have not been found. Their four known children were Erzsébet (?-?), Gergely (?-?), Sándor (?-1737) and Mihály (1676-1742).
György Bánffy de Losoncz |
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Ferencz Lónyay de Nagylónya |
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Farkas Bethlen de Bethlen |
János Bethlen de Bethlen |
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