Mikio is a boy name and means tree.
It is a Japanese name and its pronunciation is \m(i)-kio\.
Other similar names and variants include: Mario, Mikal, Mikel, Mikol, Milo, Mirko, Morio, Niki, Nikko, Niko, Riki.
Mikio is not a popular first name for men and an equally uncommon surname or last name for both men and women.
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