Jiang / Chiang can be a Mandarin transliteration of one of several Chinese surnames: Jiang, Qiang, Chiang, (彊/强) is a Chinese surname.
It originated during the 26th century BC.
It derived from the deity Yujiang who was revered as the god of Water in Ancient China.
Yujiang's descendants were given the surname Jiang (疆).
During the Zhou dynasty, in the Lu (state), those with the surname Ji (姬) or of the family Gongsun Jiang (公孙强) took the surname Jiang (疆).