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Worldwide, 莱西 (Lacey , Lacy , 莱西 ) is a common dominantly feminine, but seldom masculine first name. The first name 莱西 is habitual in the United States, where it is quite a common primarily girly, but very infrequently boy's name, New Zealand, where it is quite a rare female name, and Jamaica. Not in comparison with a country's population, it is commonest in the United States, Brazil, and the United Kingdom. Also, 莱西 is the last name as well as the forename.
莱西 is also a name for the fictitious and mythical characters: Lacy Ling , the character from 2000 film 'Phantom of the Megaplex'.