There are seven continents in the world, six of which are made up of multiple countries. 1. Africa: 54 countries 2. Asia: 48 countries 3. Europe: 44 countries 4. North America: 23 countries 5. Oceania: 14 countries 6. South America: 12 countries The continent with the most countries is Africa; there are 54 African countries on. Asia, the largest continent by size, has the next most countries with 48. South America has the fewest countries of any continent, with 12. The smallest continent by size is Oceania, which includes Australia. The seventh continent is Antarctica, on which no countries are located.