This article will tell us about some of the countries where the national currency is dollar. Dollar is currency spread all over the world but there are countries in which this currency is considered to be national currency. They are the USA, motherland of dollar, Australia and New Zealand, Bahama Islands, Bermuda Islands, Guyana, Zimbabwe, Cayman Islands, Canada, Liberia, Namibia, Saint Kitts and Nevis, Singapore, Trinidad and Tobago, Fiji and Jamaica.