Yongjia

Yongjia or Yung-chia may refer to:


 * The former name for Wenzhou, a city in Zhejiang, China. Earliest usage of Wenzhou name began in about 760 AD; Yongjia name usage has continued.
 * Yongjia County, in Zhejiang, China
 * Yongjia School, Chinese school of thought during the Song dynasty
 * Yongjia Xuanjue, a Zen monk during the Tang dynasty
 * Yongjia (brachiopod), a brachiopod genus.
 * Disaster of Yongjia (Chinese: 永嘉之乱) referred to events that occurred in 311 CE, when Wu Hu forces captured and sacked Luoyang, the Jin capital