Catholicism is the largest Christian religion with about 1.2 million members.
christian
Southern Baptist Convention with 16.2M members. 2nd largest is United Methodist Church with 7.8M members.
Muslim
Both Islam and Christianity with marginal difference in number
No, Catholicism is not the largest religion in the world by number of followers. As of 2021, Christianity holds that title with over 2.3 billion followers, of which Catholicism is the largest denomination.
Yes, Islam religion followers are the second largest number of followers after Christianity.
Han Chinese.
When all of its sects are combined, the world's largest religion in number of adherents is Christianity.
The Roman Catholic Church is the world's largest religion, with over a billion members. It includes about one-sixth of the world's population.
The world's second largest religion is Islam. Followers of Islam make up 22.74 percent of the world population. The world's largest religion is Christianity.
Christianity currently has the largest number of believers.