阿 + last syllable of someone's given name is the standard southern Chinese / Cantonese / Taiwanese pattern for affectionate nicknames (
阿强,
阿玲,
阿伟). The most internationally famous
阿梅 is
张惠妹 (Chang Hui-mei), the Taiwanese Puyuma-aboriginal pop diva nicknamed the 'Diva of Asia', active since the late 1990s and still selling out arenas.