For the 19th-century painter and others with same name, see Giuseppe Castiglione(disambiguation).
Giuseppe Castiglione, S.J. (simplified Chinese: 郎世宁; traditional Chinese: 郎世寧; pinyin: Lángshìníng) (19 July 1688 – 17 July 1766), was an Italian Jesuit lay brother and a missionary in China, where he served as an artist at the imperial court of three emperors – the Kangxi, Yongzheng and Qianlong emperors. He painted in a style that is a fusion of European and Chinese traditions.