Katalin was the daughter of János Bánffy de Losoncz and Fruzsina Lónyay de Nagylónya. The date and place of her birth have not been found.
Her husband was Zsigmond Thoroczkay de Toroczkószentgyörgy. They were married, but the date and place have not been found. They had no known children.
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György Bánffy de Losoncz |
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Ferencz Lónyay de Nagylónya |
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