Narasimha Dwadashi is the day that Lord Narasimha was incarnated. Celebrated on the second day (Dwadashi) in the Shukla Paksha of the Hindu month of Phalguna, Narasimha Dwadashi 2021 will be observed on March 25. Narasimha Dwadashi celebrations include observing a stringent fast and is also known as Govinda Dwadashi.