What does Kai mean?
Kai [kai] as a boys' name (also used less commonly as girls' name Kai) is pronounced kye. It is of Welsh, Scandinavian and Greek origin, and the meaning of Kai is "keeper of the keys; earth". Variant of Kay. Also possibly (South African) "beautiful". Kai is also a Hawaiian name meaning "the sea".
Related boy name: Cai.Creative forms:
(male) Kaidy, Kaji, ..
(female) Kaika, Kair, .. Middle name pairings:
Kai Salvatore (K.S.), ..
How popular is Kai?
Kai is a rare first name for males but a very popular last name for both adults and children (#24701 out of 150436, Top 16%). (2000 U.S. Demographics)
Kai was first listed in 1960-1969 and reached its peak rank of #145 in the U.S. in 2015. (Top 2000 Names, 2015)
Which version is better?with its variant forms and related boy names. Kye (#978 the previous year), Cai (#1819) and Kay are the popular alternative forms of Kai (#145 the previous year). These relations of Kai were favored as birth names today (adoption of 0.16%), except for the form Kay which has fallen out of fashion. Kai and Kye are two of the more fashionable birth names in this list.
Kai▲ is alike in pronunciation to Caeo, Caio, Caw, Cayo, Coe, Coy▼, Kauai, Kawai, Kaye, Key, Keye and Koa. Other recommended names are Dai, Hai, Jai, Kail, Kain, Kam, Kari, Kasi, Kaz and Rai. These names tend to be more commonly used than Kai.See names in meaning and etymology.