Cassandra Thann

Cassandra Thann was the daughter of Zelphar Arunsun, wife of Rhammas Thann, and mother of Danilo Thann. She was the powerful matriarch of the Thann clan

Personality
Cassandra was intellectual and well-versed in politics and history of Waterdeep. She almost single-handedly rebuilt the family's fortunes after the family abandoned the slave trade. Danilo considered her quite formidable. She was a skilled musician.

Relationships
Cassandra was the daughter of Zelphar Arunsun and his first wife, a half-elf (Cassandra keeps her elven heritage a close secret).

The matriarch had nine children with Rhammas - Dertek, Eldaun, Randor, Zelphar, Harmon, Ildaera, Synthea, Danilo, and Judith - and thirteen grandchildren. Khelben "Ravencloak" Arunsun was her younger half-brother; she sometimes suspected but did not know that he had been replaced by Khelben "Blackstaff" Arunsun.

Novels

 * Elfshadow (mentioned)
 * The Dream Spheres