Wei

Wei or WEI may refer to:

• Wey (state) (衛, 1040–209 BC), Wèi in pinyin, but spelled Wey to distinguish from the bigger Wèi of the Warring States
• Wei (state) (魏, 403–225 BC), one of the seven major states of the Warring States period
• Cao Wei (曹魏, 220–266), ruled North China during the Three Kingdoms period
• Ran Wei (冉魏, 350–352), short-lived Sixteen Kingdoms period state
• Northern Wei (北魏, 386–535), ruled North China during the Southern and Northern Dynasties, later split into:

*Western Wei (西魏, 535–557)

*Eastern Wei (東魏, 534–550)

• Zhai Wei (翟魏, 388–392), state of Dingling/Gaoche ethnicity in China

• Wei River, a main tributary of the Yellow River
• Wei County, Handan (魏县), Hebei, China
• Wei County, Xingtai (威县), Hebei, China

• Wei (given name), different variations of Chinese given names
• Wei (surname), various Chinese surnames (魏, 衛, 尉, 蔿, 韋)
• Wei Wei (disambiguation)

• WEi, a South Korean boy group
• Wei (rank), a company-grade officer in Chinese armed forces
• Wei (value token), a subunit of the Ether value token on the Ethereum blockchain
• Wau Ecology Institute, Wau, Papua New Guinea
• Web Environment Integrity, a Web API proposed by Google
• Windows Experience Index (WEI) score, a measure of the user-perceived performance of a computer running Microsoft Windows
• Weipa Airport (IATA code: WEI), Weipa, Queensland, Australia
• Wei, a star otherwise known as Epsilon Scorpii
• Wei Empire, a fictional state and planetary romance series of Yulia Latynina

• Way (disambiguation)
• Wee (disambiguation)
• Wey (disambiguation)
• Whey (disambiguation)