Akio (written: , , , , , , , , , , , , , , , , , or in hiragana) is a masculine Japanese given name. Notable people with the name include:

• Akio Arakawa (1927–2021), Japanese-American climate scientist

• Akio Chen (born 1956), Taiwanese actor

• , Japanese manga artist

• , Japanese film director

• , Japanese politician

• , Japanese mathematician

• Akio Hong (born 1969), Chinese travel writer, broadcaster, television host, and columnist

• , Japanese lyricist

• Akio Ishii (石井 昭男, born 1955), Japanese baseball player

• , Japanese shogi player

• , Japanese television and film director

• , Japanese rower

• , Japanese judoka

• , Japanese optometrist

• Akio Kanemoto (born 1945), Japanese golfer

• , Japanese businessman and murder victim

• , Japanese historian

• , Japanese football manager

• , Japanese politician

• Akio Kudo (born 1947), Japanese field hockey player

• , Japanese cyclist

• , Japanese naval aviator

• , Japanese businessman

• Akio Minakami (born 1948), Japanese karateka

• , Japanese playwright, writer, and academic

• , Japanese baseball player

• , Japanese physiologist and writer

• , Japanese racing driver

• , Japanese businessman

• Akio Johnson Mutek (1958–2013), South Sudanese Roman Catholic bishop

• , Japanese writer

• , Japanese table tennis player

• , Japanese voice actor, actor and narrator

• Akio Ohta (born 1984), Japanese speed skater

• , Japanese actor and voice actor

• , Japanese baseball player

• , Japanese jazz guitarist

• , Japanese figure skater

• Akio Sato (disambiguation), multiple people

• , Japanese boxer

• , Japanese field hockey player

• , Japanese character designer

• , Japanese voice actor

• , Japanese surgeon, medical scientist and educator

• Akio Takamori (1950–2017), Japanese-American sculptor

• Akio Takashima (born 1942), Japanese field hockey player

• Akio Tamashiro, Peruvian karateka

• , president and CEO of Toyota Motor Corporation

• , Japanese sumo wrestler

• , Japanese long-distance runner

• , Japanese animator

• , Japanese composer

• , Japanese classical composer

• , Japanese footballer

Fictional characters

• , Chihiro's father in Spirited Away

• Akio Yabe (矢部 明夫), a recurring character in the Power Pros baseball video game series

Other people

• Jimmy Yang, American wrestler who used Akio as his ring name