Luo · noun, proper noun1
Borrowed from Luo, as an ethnic self-designation.
Luo · proper noun2
Transliteration of Mandarin 洛 (luò).
Luo · proper noun3
Transliteration of Mandarin 羅 /罗 (luó). Doublet of Law and Lo.
Etymology from Wiktionary, CC BY-SA 4.0.