- Emperor of India – George V
- Viceroy of India – Frederic Thesiger, 1st Viscount Chelmsford
- 13 April – Jallianwala Bagh massacre
- 15 April – Disturbances in Delhi and Punjab and martial law in Punjab (backdated to 30 March);.
- 6 April – Mahatma Gandhi declared an All India Strike against the Rowlatt Act.
- 11 April – Serious riots in Ahmedabad.
- 13 April – At the Jallianwala Bagh Massacre in Amritsar, Punjab, British and Gurkha troops massacre 379 Sikhs.
- Government of India Act 1919 establishes a dual administration: part Indian and elected, part British and authoritarian.
- The British ram the repressive Rowlatt Act through India’s Imperial Legislative Council.
January to June
- 5 January – Hector Abhayavardhana, Sri Lankan political theorist (d. 2012)
- 19 January – Dharam Singh, field hockey player (died 2001).
- 7 March – M. N. Nambiar, actor (died 2008).
July to December
- 18 July – Jayachamaraja Wodeyar Bahadur, last Maharaja of Mysore, philosopher, musicologist, political thinker and philanthropist (died 1974).
- 12 August – Vikram Sarabhai, physicist (died 1971).
- 31 August – Amrita Pritam, poet, novelist and essayist (died 2005).
- 7 September – Muhammad Ajmal, academic psychologist (died 1994).
- 4 December – Inder Kumar Gujral, 13th Prime Minister of India (died 2012).
- 9 December – E. K. Nayanar, politician and three times Chief Minister of Kerala (died 2004).
- 25 December – Naushad Ali, musician and composer (died 2006).