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Worldwide, Dudo (Dudo , Дудо ) is a rare gender-neutral forename. The first name Dudo is characteristic of Algeria, where it is a rare masculine name, Egypt, where it is a rare feminine name, and Saudi Arabia, where it is a very rare masculine name. Measured by absolute frequency, it is commonest in Egypt, India, and Algeria. Likewise, Dudo is the last name as well as the forename.
Dudo is also a name for the fictitious and mythical characters: Dudo Baggins , the Middle-earth and Dudo , the operatic character in the opera Armida (Dvořák).