Cathrea of Cavall (pronounced KAV-all) is the third daughter of Vivienne and Wyldon of Cavall. Her older sisters are Sunarine of Cavall and Eiralys of Cavall. Her younger sister is Margarry of Cavall. Cathrea has a brother-in-law, Owen of Jesslaw, by his marriage with Margarry. She is a priestess to the Great Mother Goddess.
She hasn't appeared in any of the books so far and has only been mentioned by Tamora Pierce in forums.
? │ ┌———————————————————┴—————————————————————┬——————————————————┐ │ │ │ Wyldon of Cavall ┬ Vivienne of Cavall unnamed brother Elasabenne of Cavall - unnamed husband │ ┌—————————┴———————————————————————┬——————————————————┬———————————————————┐ │ │ │ │ Eiralys of Cavall ┬ unnamed husband Sunarine of Cavall Cathrea of Cavall Margarry of Cavall - Owen of Jesslaw │ unnamed children