The largest religion in the world in 2021
As of 2021, Christianity is the largest religion in the world, followed by Islam, Hinduism, and Buddhism.
Religion and belief
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As of 2021, Christianity is the largest religion in the world, followed by Islam, Hinduism, and Buddhism.
St. Anacletus, third pope of the Church, led with quiet strength during persecution, helping preserve faith and continue Christ’s mission.
Hinduism is practiced by people of various nationalities and ethnicities across the world, with a majority of followers in India.
Top 10 nations where the Bible is most read and followed—places where God’s Word is treasured, transforming lives and shaping the soul of a nation.
Explore Catholic University America, a leading institution offering a rich faith-based education and values tradition. Learn more today!
The Tree of life symbolizes God’s gift of eternal life through Jesus, offering a lifeline of hope and connection to our Creator.
The Talmud, central to Judaism, comprises the Mishnah (oral laws) and the Gemara (commentary and analysis).
The Virgin Mary—mother of Jesus, model of faith, and spiritual guide who leads hearts to God’s mercy and saving grace.
Christians should raise children in God’s truth, teaching them to love, obey, and follow Jesus through prayer, Scripture, and example.