Correct Answer : Siddhartha
Siddhartha was the father of Mahavira, the 24th and last Jain Tirthankara. He was a Kshatriya King from the Ikshvaku dynasty and the ruler of the Nata, or Jnatri clan in Kshatriya Kundagrama, a suburb of Vaishali.He was married to Licchavi princess Trishala sister of King Chetaka of Vaishali.