Cai
"Rejoicer, keeper of the keys"
About the name Cai
Carrying the meaning "Rejoicer, keeper of the keys", Cai is a boy's name with roots in Welsh tradition. It is carrying Celtic heritage and rooted in ancient mythology and legend. It is predominantly given to boys, though its elegance transcends any single tradition. Among the 40 Welsh names in our directory, Cai stands out as short and punchy choice at 3 letters. Cai (Kay) is one of King Arthur's earliest companions in Welsh legend, later becoming Sir Kay of the Round Table in later Arthurian romance. If you like Cai, you might also consider Ragnar, Sigurd, and Þórvaldr.
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Frequently asked questions
What does the name Cai mean?
Cai is a name meaning "Rejoicer, keeper of the keys". It originates from Welsh tradition and culture.
Is Cai a boy or girl name?
Cai is a boy's name.
What is the origin of the name Cai?
The name Cai has Welsh origins. It has been used across generations in cultures connected to this heritage.
Is Cai a well-known name?
Cai (Kay) is one of King Arthur's earliest companions in Welsh legend, later becoming Sir Kay of the Round Table in later Arthurian romance.
Are there other Welsh names like Cai?
Yes — names like Ragnar, Sigurd, and Þórvaldr share a similar feel. Cai is also one of 40 Welsh names in our directory.