Cyriana Rhindaun II was the fourth queen of the Rhindaun Dynasty and the third queen of Tethyr by that name.
Cyriana was the daughter of Prince Nishan and the niece of Queen Zaranda II. She was married to Errilam II.
Cyriana was crowned as Cyriana III in 1445 DR.
At some point during her reign, Cyriana and her husband's life were saved from assassins by Vajra Safahr, Vajra's father, and Mynda Gyrfalcon-Thann.