Mahavir Swami’s mother’s name is Trishalā Devi (Queen Trishala).

In Jain tradition, there is also mention of Devānandā as his biological mother (due to garbha-parivartana – divine embryo transfer), but the mother who gave birth to and raised Bhagwan Mahavir is Queen Trishalā, wife of King Siddharth.

You can read more about Mahavir Swami’s life and parents here and a short Q&A here .