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All over the world, לרו (Leroux , Lerroux , לרו ) is a rare unisex first name. The first name לרו is habitual in France, where it is a rare epicene name, South Africa, where it is a rare primarily boy's, but scarcely feminine name, and China, where it is an extremely rare masculine name. Predominantly, לרו is the last name as well as the forename.
לרו is also a name for the fictitious and mythical characters: Leroux , the operatic character in the opera Volo di notte and Leroux , the operatic character in the opera Der Stier von Olivera.