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Globally, Diocles (Diocles ) is quite a rare masculine first name. The first name Diocles is characteristic of Tanzania, where it is quite a rare masculine name, Peru, where it is a very rare boy's name, and Argentina. Measured by absolute frequency, this name is the most popular in Tanzania, Brazil, and Philippines. Also, Diocles is the last name as well as the forename.
Diocles is also a name for the fictitious and mythical characters: Diocles , the mythical son of Orsilochus and Diocles , the mythical Megarean ruler of Eleusis.