Phonetic transliteration of female names like Leann, Lian, Liane:
莉 'Le-/Li-' +
安 '-ann/-an'. The character
莉 (jasmine flower) is the standard female-name choice for the 'Le-/Li-' sound — same as in
茉莉 (Mòlì, jasmine; Molly),
莉莉 (Lily).
安 (peace) is a long-standing female-name suffix. Most prominent bearer in Chinese pop culture: country singer LeAnn Rimes.