COVID-19 is a type of coronavirus disease be long the family coronavirus. The disease is thought to originate from bats and was spread to people through an unknown medium in Wuhan, China. Ideally, the condition is spread by inhalation or close interaction with infected droplets that have been an inclination period between two fourteen date. Today they are thousands of in factions and deaths that have been caused by the disease. This research examine the impact and COVID-19 Sri Lanka economy and histological evidences of coronavirus. Sri Lanka economic are specific objective are to identify the outbreak on the key economic earning sector such as tourisms, food and agriculture, export of apparels and textile, small medium scale enterprices, GDP and national output, heavily dependence on Chinese important, high risk of depleting foreign reserves and reinvigorable the sri Lankan economic. This research study is based on the secondary data such as published, export revenue report of central bank of Sri Lanka and newspaper articles, world health organization .The study also observed micro and macro-economic impact of COVID-19, through projecting poverty dynamics under four way poverty classification is the predictions reveals that. there is a greater potential of increasing poverty incident related to all poverty types under percent pandemic situation. COVID-19 which will be higher than expected the long term economic development process. There for this paper provides to information on COVID-19 as disease the introduction, historical evidence, impact of Sri Lanka economy.