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In the world, Ruger (Ruger , 鲁格 ) is a rare largely masculine, but seldom female first name. The forename Ruger is habitual in Israel, where it is quite a rare predominantly boy's, but very infrequently female name, Bolivia, where it is a rare boy's name, and Peru, where it is a very rare masculine name. In absolute terms, it is the most numerous in China, Israel, and the United States. More prevalently, Ruger is the last name as well as the forename.
Ruger is also a name for the fictitious and mythical characters: Ruger Aspeck , the operatic character in the opera Feuersnot by Richard Strauss.