The Wei River (渭河 or 渭水) is a major river in Gansu and Shaanxi Provinces in central China. The largest tributary of the Yellow River, it forms a shortcut across the river's wide Ordos Loop and was a center of early Chinese civilization.

Look up Wei River in Wiktionary, the free dictionary.

Wei River may also refer to:

• Wei River (Shandong and Henan) (卫河), a river in Henan, Hebei, and Shandong now tributary to the Grand Canal
• Wei River (Xiang River) (沩水河 or 沩江 or 沩河), a small river in southern China's Hunan province and a tributary of the Xiang River
• Wei River (Hebei), a tributary of the Bohai Sea
• Wei River (Hubei) (洈水), a river in central China's Hubei province

• Wei (disambiguation)
• Weihe (disambiguation)

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