Saisunaga Dynasty was an ancient ruling family of the kingdom of Magadha. It was founded by Saisunaga. Saisunagas were the followers of Jainism. They ruled Magadha from 642 to 413 BC. Bimbisara and his son Ajatasatru are the most famous of Saisunaga kings. They were near relatives of Lord Mahavir (the last Jain Tirthankar). Saisunaga dynasty was in control till the rising of Nanda Dynasty.