Jiang / Chiang can be a Mandarin transliteration of one of several Chinese surnames:

Jiāng (surname 姜) (姜), appeared about 5,000 years ago, commonly spelled as Jiāng, Kang, Gang, Geung, Gung, Chiang, Keung, Keong, Kiang Jiāng (surname 江) (江), appeared about 3,000 years ago, commonly spelled as Jiāng, Chiang, Gong, Kong, Kang, Kiang Jiǎng (surname 蔣) (蔣), appeared about 3,000 years ago, commonly spelled as Jiǎng, Chiang, Cheung, Jang, Chioh 強, commonly spelled as Jiàng, Gang, Geong, Geung, Khiang, Qiang, Chiang

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