Ireland has achieved a rank of 14th least corrupt country in the world on the Corruption Perceptions Index (CPI).
Ireland rose from 7.7 to 8, with a score close to 10 suggesting extremely low levels of corruption.
New Zealand scored highest, with 9.4 out of 10, with Denmark second at 9.3 and Singapore third at 9.2.
The results are published by Transparency International.
The CPI measures international business and expert perceptions of levels of public sector corruption around the world.
Six surveys compiled by think tanks including the World Economic Forum and the Economist Intelligence Unit were used in compiling Ireland’s results.
Somalia, Afghanistan, Burma (officially known as Myanmar) and Sudan were ranked as the most corrupt countries in the world.