John Alexander Short (simplified Chinese: 苏约翰; traditional Chinese: 蘇約翰; pinyin: Sū Yuēhàn; Wade–Giles: Su Yüeh-han; Jyutping: sou1 joek3hon6, born 26 January 1939 in Barmera) is a Hong Kong-based Australian Christian missionary noted for his 2014 arrest in North Korea and subsequent release 15 days later.