abstract:Wukui () or Wugui () (died 642 BC), was for three months in early 642 BC ruler of the State of Qi during the Spring and Autumn Period of ancient China. His personal name was Lü Wúkuī (呂無虧) or Lü Wúguǐ (呂無詭), ancestral name Jiang ([ Unlike most rulers, he was not given a posthumous title] because of his short reign.