1815 in Sri Lanka

The following lists notable events that took place during 1815 in Sri Lanka. 1815 marks the turn from the Kandyan period to the British Ceylon period, where the Kingdom of Kandy was annexed by British Ceylon, making it the sole polity on the island and ending 2357 years of Sinhalese independence.

• Monarch
  Sri Vikrama Rajasinha (Until 5 March)
• Pallegampahê Mahâ Nilamê
  Molligoda (Until Unknown)
• Udagampahê Mahâ Nilamê
  Unknown (Until Unknown)
• Maha Mohottala
  Unknown (Until Unknown)

• Governor
  Robert Brownrigg
• Chief Justice
  Alexander Johnston
• Colonial Secretary
  John Rodney
• Advocate Fiscal
  Ambrose Hardinge Giffard
• Civil Auditor General
  John D'Oyly
• Treasurer
  John William Carrington
• General Officer Commanding
  Major general Alexander Cosby Jackson

• 10 February – British forces enter Kandy during the Second Kandyan War.

• 2 March – The Kandyan Convention, an agreement between the Kandyan chiefs and the British, is signed, deposing King Sri Vikrama Rajasinha and ceding the kingdom's territory to the British.

• Construction of St. Thomas' Church, the first Anglican church in Sri Lanka, commences in Kotahena, Colombo.
• Newstead Girls College, the oldest existing girls' college and the third oldest public school in Sri Lanka, is founded by Wesleyan ministers in Negombo.^[1]

• 9 March – Richard Kelly, 82, British Army officer

• 29 April – James Stuart, 73, British Army officer

• 15 December – Gajaman Nona, 69, author