1989 in Sri Lanka

The following lists events that happened during 1989 in Sri Lanka.

Incumbents

 * President: J. R. Jayewardene (until 2 January); Ranasinghe Premadasa (starting 2 January)
 * Prime Minister: Ranasinghe Premadasa (until 2 January); Dingiri Banda Wijetunga (starting 2 January)
 * Chief Justice: Parinda Ranasinghe

Governors

 * Governor of Central Province: E. L. B. Hurulle
 * Governor of North Central Province: Dingiri Bandara Welagedara (until May); E. L. Senanayake (starting May)
 * Governor of North Eastern Province: Nalin Seneviratne (until 31 January); Montague Jayawickrama (starting 1 February)
 * Governor of North Western Province: Dingiri Banda Wijetunga
 * Governor of Sabaragamuwa: Noel Wimalasena
 * Governor of Southern Province: Abdul Bakeer Markar
 * Governor of Uva: P. C. Imbulana (starting May)
 * Governor of Western Province: Suppiah Sharvananda

Chief Ministers

 * Chief Minister of Central Province: W. M. P. B. Dissanayake
 * Chief Minister of North Central Province: G. D. Mahindasoma
 * Chief Minister of North Eastern Province: Varatharaja Perumal
 * Chief Minister of North Western Province: Gamini Jayawickrama Perera
 * Chief Minister of Sabaragamuwa: G. V. Punchinilame
 * Chief Minister of Southern Province: M. S. Amarasiri
 * Chief Minister of Uva: Percy Samaraweera
 * Chief Minister of Western Province: Susil Moonesinghe

Events

 * Sri Lankan Civil War
 * Indian intervention in the Sri Lankan Civil War
 * 1987–1989 JVP insurrection
 * 15 February – 1989 Sri Lankan parliamentary election: Sri Lanka holds their 9th parliamentary elections, with the ruling United National Party winning with a total of 125 seats.