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In the entire world, Жо (Ruo , Jô , Жо ) is a rare gender-neutral first name. The forename Жо is characteristic of Northern Africa, particularly Algeria, where it is a rare gender-neutral name, Tunisia, where it is a rare masculine name, and Morocco. Measured by absolute frequency, it is the most numerous in Northern Africa, particularly Algeria, Morocco, and Egypt. Also, Жо is the last name as well as the forename.
Жо is also a name for the fictitious and mythical characters: Zhou Zhiruo , the fictional character, The Heaven Sword and Dragon Saber.