Lakshmi Kumara Thathachariar or Sri Lakshmi Kumara Thatha Desikan or Tathacharya (Sanskrit): श्री लक्ष्मी कुमार ताता देसिकन, Tamil: ஸ்ரீ லக்ஷ்மீ குமார தாத தேசிகன்) (1456–1543) was a prominent Vaishnava saint and Guru in the Hindu tradition in Vaishnavism, India.
The festival of Dhanteras is celebrated all across the country and with great enthusiasm. On the day of Dhanteras the Goddess Lakshmi is worshipped. The translated meaning of Dhanteras is wealth and the thirteenth day. Thirteen as it is the thirteenth day in the month of Kartik. There are eight forms of Goddess Laksmi and they are: