JIA or Jia may refer to JIA Japan Institute of Architects Juína Airport IATA code Jacksonville International Airport, a medium-to-large airport in the U.S. city of Jacksonville, Florida Jetstream International Airlines, now known as PSA Airlines Johannesburg International Airport, a large airport near the city of Johannesburg in South Africa Journal of the Institute of Actuaries, the former name of a peer-reviewed journal published by the Institute of Actuaries Juvenile idiopathic arthritis, a disease of joints in young people Jia Jia (EP), by Jia, 2017 Jia (vessel), a type of ancient Chinese bronze or pottery vessel Family (Ba Jin novel) (家, pinyin: Jiā), a 1931–1932 novel by Ba Jin Jia (甲, Kah), a unit of land measurement used in Taiwan, equal to 0.9699 hectares Places Jia County, Henan (郏县), of Pingdingshan, Henan, China Jia County, Shaanxi (佳县), of Yulin, Shaanxi, China Jia, Guan County (贾镇), a town in Guan County, Shandong, China Jia, Iran, a village in Zanjan Province, Iran People Jia (name) () a Chinese name Jia (surname) (), a Chinese surname Jia (singer) (; born 1990), Chinese singer, former member of South Korean girl group Miss A Jia Tolentino, American staff writer for The New Yorker See also Jiah Khan (1988–2013), Indian film actress