Ganesha Chaturthi, the great Ganesha festival, also known as 'Vinayak Chaturthi' or 'Vinayaka Chavithi' is celebrated by Hindus around the world as the birthday of Lord Ganesha..It is a 10-day festival marking the birthday of Ganesh, who is widely worshipped for auspicious beginnings. Ganesh is the patron of arts and sciences, and the deity of intellect and wisdom.