Kaiyo as a Baby Name. Meaning and Origin of Kaiyo

What is the meaning of the name Kaiyo ?

The baby name Kaiyo is a Unisex name , 2 syllables long and is pronounced KAI-yo — IPA: /ˈkaɪjoʊ/ (Japanese: kaiyō [kaijoː]).

Kaiyo is Japanese in Origin.

Kaiyo is a Japanese given name built from kai (“sea, ocean”) and yō/yo (“world, generation” or “sunlight”), yielding meanings such as “ocean world,” “era of the sea,” or simply “the ocean.” It can be written with various kanji, including 海世, 海陽, and 海洋; the long final vowel is often shown as Kaiyō or Kaiyou in scholarly romanization, while everyday English use favors Kaiyo. Pronunciation in Japanese approximates KAI-yoh.

Usage in Japan is uncommon but attested for both sexes, with the -yo ending giving it a slightly feminine tilt by tradition. The word kaiyō also appears in place and ship names, reinforcing its maritime association. Abroad, Kaiyo is sometimes adopted as a nature-forward elaboration of Kai. Related forms include Kayo (Japanese feminine) and Kaiyō (with macron); note that Kaio and Caio are separate names with different origins.