Kaido
[ˈkaɪdoʊ]Meaning
Estonian masculine form of Kaidi, a variant of Katariina (Catherine)
Background Story
Kaido is an Estonian masculine given name, a masculine form of Kaidi, which is a variant of Katariina, given as Catherine. The separate Japanese term kaidō means "road" and denotes roads in Japan dating from the Edo period, among them the Edo Five Routes, all of which started at Edo.

Related Names
Kaijo
Floyd
Anglicised form of the Welsh name Lloyd, from llwyd, meaning "grey, grey-haired"
Kagan
Kaio
Recorded as a masculine given name in Japanese, Basque and Brazilian Portuguese
Kawhi
Kenji
Japanese masculine given name; from 健 "healthy, strong" or 研 "study, sharpen" plus 二 "two"
Kenta
From Japanese 健 (ken) "healthy, strong" and 太 (ta) "thick, big, great"
Kento
Japanese masculine given name, written 健人, 賢人, 建人 and other kanji
Kenzo
Japanese for 'a strong and vigorous man'
Kiba
Not documented in the sources checked; the word is Haitian Creole for Cuba