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Family name 愛 (Ai , Oi , 愛 ) , all around the world, is a widespread surname. The last name 愛 is habitual in Malaysia, where it is quite a common surname, Macao, and China (explore the name in all countries). Measured by absolute frequency, it is commonest in China, Malaysia, and Indonesia. Likewise, 愛 is the forename as well as the last name.