Gender / Sex: boy (Dai's also a girl name)
Meaning: large; to shine
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)