Mikio (written: , , , , , , , , , in hiragana or in katakana) is a masculine Japanese given name. Notable people with the name include:
, Japanese politician , Japanese comedian , Japanese composer, music arranger and producer , Japanese politician Mikio Hasemoto (1916–1943), American soldier and Medal of Honor recipient , Japanese ice hockey player , Japanese manga artist , Japanese manga artist , Japanese sport shooter , Japanese alpine skier , Japanese footballer , Japanese ice hockey player Japanese jurist, educator and politician , Japanese actor , Japanese film director, screenwriter and producer , Japanese athlete , Japanese speed skater , Japanese singer-songwriter , Japanese chief executive , Japanese mathematician , Japanese politician , Japanese keyboardist , Japanese karate master , Japanese scientist