Christiana was the daughter of William Orchard but her mother is unknown. The date and place of her birth have not been found.
She had two marriages/partners. Her first husband was sir Philip Cary. They were married, but the date and place have not been found. Their only known child was sir William (1437-1471).
Her second husband was Walter Portman. They were married, but the date and place have not been found. They had no known children.