Gender / Sex: boy
Sounds Like: Miko, Mikey, Mike, Miky, Michio
Similar Names: Mario, Mikal, Mikol, Mikel, Milo, Mirko, Morio, Niki, Niko, Nikko, Riki
Mikio \m(i)-kio\ as a boy's name is a variant of Miki (Japanese), and the meaning of Mikio is "tree".
The baby name Mikio sounds like Miko, Mikey, Mike, Miky and Michio. Other similar baby names are Mario, Mikal, Mikol, Mikel, Milo, Mirko, Morio, Niki, Niko, Nikko and Riki.
Mikio is not a popular first name for men and an equally uncommon surname or last name for both men and women. (1990 U.S. Census)