Rex
King
Name Details
| Origin Language | Latin |
|---|---|
| Lucky Number | #3 |
| Lucky Days | Wednesday |
| Lucky Colors | Purple, Gold |
| Lucky Stone | Ruby |
What Does the Name Rex Mean?
Rex is a Latin name that is defined as "King". Rooted in Latin, the language of the Roman church, Western scholarship and classical civilization, this name connects the child to a heritage of meaning, identity and cultural depth. Latin names entered Christian tradition through the Roman church, saints, virtue theology and centuries of European scholarship. They often carry meanings connected to qualities like grace, strength, happiness, faithfulness and nobility.
Latin-origin names are especially popular in Catholic and Western Christian traditions, where naming after saints creates a spiritual patron for the child's life. Understanding the linguistic origin and cultural setting of a name like Rex helps parents make a choice that is both personally meaningful and culturally informed. Explore more names in our Christian Boys Names collection to compare options with similar roots and meanings.
In traditional name numerology, Rex is associated with lucky number 3. The colors Purple, Gold are considered favorable , especially on Wednesday. The gemstone Ruby is traditionally associated with this name. Numerology is a cultural tradition valued by many families — while it is not a science, it adds a personal layer of meaning to the naming process for those who appreciate these customs.
Explore More Christian Boys Names
Rex is part of our curated Christian Boys Names collection, where every name includes its meaning, origin, pronunciation guide and cultural context. Browse the full collection to discover names with similar meanings and origins — and use the compare tool to evaluate your favorites side by side.
History / Notes
Rex is a Latin name meaning king. The name has no direct biblical significance but carries royal imagery. In Christian context, Christ is the King of Kings. Rex has been used as a first name, particularly for its short, regal sound. Its royal meaning gives it power and simplicity.