According to Jain tradition:

• Shwetambar view: Bhagwan Mahavir had one daughter named Priyadarshana (also known as Anojja). She was married to Jamali.
• Digambar view: Bhagwan Mahavir remained celibate as a householder and therefore had no daughter.

For a simple overview, see this related note from JainKnowledge: and a short Q&A on Priyadarshana: