10/05/2025
This is one of the most common questions I get—usually from people who are genuinely curious about Freemasonry but a little hesitant. And fair enough. Faith and spirituality are serious stuff.
According to the Catholic Church, the consequences are serious. Since Pope Leo XIII’s 1884 encyclical Humanum Genus, Catholics who join Masonic lodges are considered to be in a state of grave sin. That means no communion, no sacraments, and in some cases, no Catholic burial.
But it hasn’t always been that way.
Before the formation of the Grand Lodge system in 1717, early Freemasonry was deeply rooted in Catholic tradition. Operative masons—the original builders—were often required to be Catholic. Some of the oldest known Masonic documents, like the Halliwell and Cooke manuscripts, open with references to the Holy Trinity and even the Virgin Mary, described as “Mary bright.”
These weren’t abstract philosophers—they were skilled craftsmen. Their work was grounded in natural science: math, geometry, astronomy, and design. They built cathedrals meant to last centuries. Their faith wasn’t just spoken—it was carved in stone.
So what changed?
A mix of politics, independence, and fear. The Church became wary of groups it couldn’t control—especially those that met privately, crossed class boundaries, and encouraged thinking outside strict theological lines. Ever heard about what happened to the guy who first had the idea that the stars we see at night are the same as our sun, each of them possibly with their own planets? Look him up—Giordano Bruno.
Humanum Genus wasn’t the first papal condemnation, but it became the most formal and far-reaching. From that point forward, Freemasonry wasn’t just discouraged—it was treated as a threat.
Which brings us back to the original question—if your family, spouse, or community is strongly tied to Catholic tradition, joining Freemasonry might cause a lot of tension—not because Freemasonry is evil, but because you’ll be seen that way.
