Cai: Meaning, Origin & Numerology

Cai is a Welsh name meaning "rejoice." It belongs to the Celtic & British family of names, carrying Celtic and British Isles heritage.

In Pythagorean numerology, Cai has the number 4, known as The Builder. Key traits include: Practical, organized, hardworking. This number is ruled by Rahu, the planet of innovation, unconventional, ambition.

Cai is a unique choice that stands out from common names.

Cai is a Welsh name from the Celtic & British tradition. Cai draws from the ancient Celtic traditions of the British Isles and surrounding regions. Celtic names carry the mystique of druidic heritage, nature worship, and the enduring spirit of Celtic culture that has shaped Ireland, Scotland, Wales, and Brittany.

Name compatibility depends on your baby's Life Path number, which is calculated from their birth date. Cai (Number 4) pairs well with Life Paths 2, 4, 8. You can check the exact compatibility score for free at namestory.app/try by entering your due date and the name Cai.