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Smart Baby Names: Dictionary of Baby Names, Meanings and Origins.

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Name Origins

Boy Name: Dai

Name: Dai
Pronunciation: \dai\
Gender / Sex: boy name boy (Dai's also a girl name)
Meaning: large; to shine
Origin: Welsh
Sounds Like: Da-, Daw, Day
Similar Names: Cai, Hai, Dag, Dal, Dan, Dain, Dani, Dar, Davi, Jai, Kai, Rai
Rank as Last Name (Surname, Family Name): 30558


Dai \dai\ as a boy's name (also used as girl's name Dai), is pronounced dah-ee. It is of Japanese and Welsh origin, and the meaning of Dai is "large; to shine". A Welsh short form or nickname for David.

Baby names that sound like Dai are Da-, Daw and Day. Other similar baby names are Cai, Hai, Dag, Dal, Dan, Dain, Dani, Dar, Davi, Jai, Kai and Rai.

View a list of the 2 names that reference Dai.


Dai is not a popular first name for men but a very popular surname or last name for both men and women (#30558 out of 88799). (1990 U.S. Census)

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