Yes, the majority of people in Spanish speaking countries are Catholics.
catholic
Puerto Rico.
Mexico was colonized by the Spanish who brought the language and religion with them.
Roman Catholic
the Spanish are pious catholics and when they conquered mexico they taught the indians catholicisim
"Spanish" is not a religion but the majority of Spanish-speaking people are Christian, predominantly Roman Catholic, the number of which would be in the millions (there are 2.5 billion Christians).
Argentina's official language is Spanish due to the Spanish colonization during the 16th century. Spanish conquistadors and settlers brought the language to the region, where it gradually became the dominant language through cultural assimilation and intermixing with indigenous languages. Over time, Spanish became firmly entrenched as the national language of Argentina.
People from Spanish-speaking countries are often referred to as "hispanohablantes" or "hablantes de español" in Spanish.
There are more Spanish-speaking people.
It's important because more than 410 million people in the world speak Spanish, the majority of which live in North and South America.
ya mam