Jin is of Chinese origin, meaning 'pure' or 'true'. It is composed of two characters: '金' (jīn), which signifies gold, and '人' (rén), meaning person. Traditionally used as a surname in China, it has also become popular as a given name in recent years. In Japan, Jin can be found among personal names, often written as ジン or 仁, with similar meanings of 'true', 'kind-hearted', or 'noble'. The name is pronounced as /dʒɪn/ in English.
The name Jin experienced fluctuations in popularity over the years, with peaks of up to 19 births in 1994 and declines down to as few as 5 births in certain years like 1995 and 2013. Overall, there were 376 babies named Jin between 1971 and 2021.