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Globally, อัลวา (Alwa , Alvah , Alwar ) is quite a rare epicene first name. The first name อัลวา is characteristic of Sweden, where it is a rare feminine name, Israel, and Saudi Arabia, where it is a rare unisex name. Not in comparison with a country's population, it is commonest in the United States, India, and Indonesia. Likewise, อัลวา is the last name as well as the forename.
อัลวา is also a name for the fictitious and mythical characters: Alwa , the operatic character in the opera Lulu by Alban Berg; Dr Schön's son, a composer.