Surname Wakao (Wakao 
) , around the globe, is a very rare cognomen. The last name Wakao is characteristic of Peru, where it is a very rare surname, Brazil, and the United Kingdom, where it is an extremely rare surname. In absolute terms, this name is the most popular in Brazil, the United States, and China. More prevalently, Wakao is the forename as well as the last name.
| tokuhei wakao (b. 1918) |
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| masahiro wakao researcher |
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| rika wakao researcher |
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| norimitsu wakao researcher |
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