Roman Catholic refers to the largest branch of Christianity, with over a billion members worldwide. Roman Catholics follow the teachings of Jesus Christ and recognize the Pope, who lives in Vatican City in Rome, as their spiritual leader on Earth.

“Roman” distinguishes this tradition from other Christian groups, emphasizing the central role of Rome and the Pope's authority.

Roman Catholics attend Mass, a sacred ceremony where they remember Jesus's life and teachings. They believe in seven sacraments (special religious ceremonies), including baptism, communion, and confirmation. Many Catholic families also honor Mary, the mother of Jesus, and pray the rosary, a series of prayers using beads.

Catholic churches are often recognizable by their distinctive architecture, stained glass windows, statues of saints, and the crucifix (a cross with Jesus on it). Catholics observe holy days like Easter, Christmas, and All Saints' Day.

The Catholic Church has profoundly shaped Western civilization, founding countless schools, hospitals, and universities. Catholics have included scientists like Gregor Mendel (who helped discover genetics), artists like Michelangelo, and leaders like John F. Kennedy, America's first Catholic president. Today, Catholics live in every corner of the world, united by shared beliefs while reflecting their local cultures and traditions.