- Winners of 2021 Nobel Prize for Physics - Syukuro Manabe (Japan)
- Klaus Hasselmann (Germany)
- Giorgio Parisi (Italy)
- (For groundbreaking contributions to our understanding of complex physical systems)
- Theme of World Teachers' Day (October 5) 2021 - Teachers at the heart of education recovery
- Indian players who won bronze in Men’s Doubles event in Asian Table Tennis Championships 2021 - Sharath Kamal - G. Sathiyan, Harmeet Desai - Manav Thakkar
- New head of Southern Air Command - Air Marshal J Chalapati
- First zero waste local body in Kerala – Vadakara Municipality
- Venue of 8th Edition of India - Sri Lanka bilateral joint exercise Mitra Shakti – Ampara (Sri Lanka)
- Indian origin who won 2021 Miss World America title - Shree Saini (Shree Saini is the first Indian-American to win the crown of Miss World America)
- Web Portal launched by Ministry of Environment, Forest and Climate Change for the conservation and a single point access to all information relating to wetlands - Wetlands of India Portal
- Film actor who won inaugural Shri Ayyankali Award instituted by Shri Ayyankali Institute of Historical Studies in October 2021 - Indrans
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