Article Detail National youth day Answer: 12th January. It is celebrated on the birthday of swami Vivekanand ji Similar Questions : 1. National youth day Answer: 12th January. It is celebrated on the birthday of swami Vivekanand ji 2. International Mother Language Day Answer: 21 February 3. World Population Day Answer: 11th July 4. Christmas Day Answer: 25 December 5. Diabetes Day Answer: 14 November 6. National Voters day Answer: 25 January 7. Commonwealth Day Answer: Second Monday of March Read more from - Important Days of Year