The United States is the largest Christian country in the world by population, followed by Brazil and Mexico. However United States has the fourth largest Catholic population in the world after Brazil, Mexico, and the Philippines, respectively.Five countries with the largest number of Catholics are Brazil, Mexico, Philippines, United States and Italy. The country with the largest Catholic percentage of the population is Vatican City, at 100%. The country with the second largest Catholic percentage of the population is Malta, at 95.34%.
Here is the list of top 10 countries with the maximum population of Christians:
Here is the list of top 10 countries with the maximum population of Christians:
| Rank | Country | Christian Population |
|---|---|---|
| 1 | United States | 240,632,000 |
| 2 | Brazil | 190,011,000 |
| 3 | Mexico | 125,047,000 |
| 4 | Russia | 104,752,000 |
| 5 | Philippines | 97,213,000 |
| 6 | Nigeria | 90,509,000 |
| 7 | Democratic Republic of Congo | 69,930,000 |
| 8 | Germany | 57,130,000 |
| 9 | Ethiopia | 54,133,000 |
| 10 | Italy | 51,861,000 |
Source: Pew Research Center