It is celebrated on the birth anniversary of Prof. P C Mahalanobis.
He became 1st Indian statistician to receive world recognition and is called as Father of Indian Statistics.
He is also referred as chief architect of Indian statistical system.
In 1931, he established Indian Statistical Institute (ISI) in Kolkata.
He was also a member of the 1st Planning commission (1951-56) of Independent India.
The theme of Statistics Day, 2020 is selected as SDG- 3 (Ensure healthy lives and promote well-being for all at all ages) & SDG- 5 (Achieve gender equality and empower all women and girls).