Hello, here I am providing you the list of the top 10 religions of the world as under:

Rank Religion Members
1 Christianity 2.1 billion
2 Islam 1.3 billion
3 Hinduism 851 million
4 Buddhism 375 million
5 Sikhism 25 million
6 Judaism 15 million
7 Baha'ism 7.5 million
8 Confucianism 6.4 million
9 Jainism 4.5 million
10 Shintoism 2.8 million

Universities offer research courses in religion:
Harvard University
Cambridge, Massachusetts
Total Students: 28,297

Yale University
New Haven, Connecticut
Total Students: 12,109

Princeton University
Princeton, New Jersey
Total Students: 8,014

Stanford University
Stanford, California
Total Students: 18,346

Columbia University in the City of New York
New York, New York
Total Students: 26,957

University of Pennsylvania
Philadelphia, Pennsylvania
Total Students: 24,630

Dartmouth College
Hanover, New Hampshire
Total Students: 6,342

Vanderbilt University
Nashville, Tennessee
Total Students: 12,757

Cornell University
Ithaca, New York
Total Students: 21,593

Rice University
Houston, Texas
Total Students: 6,628

Brown University
Providence, Rhode Island
Total Students: 8,943

Northwestern University
Evanston, Illinois
Total Students: 21,592

Washington University in St Louis
Saint Louis, Missouri
Total Students: 14,032

Pomona College
Claremont, California
Total Students: 1,610

Amherst College
Amherst, Massachusetts
Total Students: 1,785

Duke University
Durham, North Carolina
Total Students: 15,467

Tufts University
Medford, Massachusetts
Total Students: 10,872

Williams College
Williamstown, Massachusetts
Total Students: 2,150