India celebrated Hindi Diwas on September 14, 2025, marking 76 years since the Constituent Assembly adopted Hindi in Devanagari script as the official language on September 14, 1949, under Article 343 of the Constitution. The first Hindi Diwas was celebrated in 1953.

Hindi is the fourth most-spoken language in the world with over 600 million speakers globally. The government's Bhasha Certificate Programme, launched to promote Hindi proficiency, has seen significant enrollment. The day saw literary events, poetry recitals, and essay competitions across government offices and educational institutions nationwide.