What is most populous island in the world?
Many give recognition to Macau for population density but technically it is a Peninsula of mainland China with a 0.31 mile land bridge to China.
Java in Indonesia with a population of 130,667,000 is ranked first and Honshu, Japan is ranked second. The UK ranks number three. Long Island New York ranks #17 and Puerto Rico is #25, Manhattan Island is ranked #41 and Staten Island is #76.