Mahavir Jayanti, also known as Mahavir Janma Kalyanak celebrates the birth of Lord Mahavir, the twenty fourth and the last tirthankar of present Avasarpini. According to Jain texts, he was born on the thirteenth day of the bright half of the moon in the Chaitra month of Hindu calendar. It falls every year in the March or April month of the Gregorian calendar.