The Sasanian Dynasty (or the Imperial House of Sasan) ruled the Sasanian Empire from 224 to 651, beginning with Ardashir I, that named the dynasty as "Sasanian" (also known as Sassanid) in honour of his grandfather, Sasan.
The Sasanian Dynasty (or the Imperial House of Sasan) ruled the Sasanian Empire from 224 to 651. This was beginning with Ardashir I. Ardashir I named the dynasty as "Sasanian" (also known as Sassanid) in honour of his grandfather. Sasan was his grandfather.