Jin may refer to:

• Jin (Chinese state) (晉國), major state of the Zhou dynasty, existing from the 11th century BC to 376 BC
• Jin dynasty (266–420) (晉朝), also known as Liang Jin and Sima Jin
• Jin (Later Tang precursor) (晉國; 907–923), Five Dynasties and Ten Kingdoms period
• Later Jin (Five Dynasties) (後晉; 936–947), Five Dynasties and Ten Kingdoms period

• Jin dynasty (1115–1234) (金朝), also known as the Jurchen Jin
• Later Jin (1616–1636) (後金; 1616–1636), precursor of the Qing dynasty

• Jin (Korean state) (辰國), precursor of the Jinhan Confederation
• Balhae (698–713), originally known as Jin (震)

• Jin Prefecture (Shanxi) (晉州), a former Chinese prefecture centered on present-day Linfen, Shanxi
• Jin Prefecture (Shaanxi) (金州), a former Chinese efecture centered on present-day Ankang, Shaanxi
• Jin Prefecture (Hunan) (锦州), a former Chinese prefecture centered on Luyang in present-day Hunan
• Shanxi, official abbreviation Jin (晋)
• Tianjin, official abbreviation Jin (津)

• Jin River (Bei River tributary) (锦江, Jǐn Jiāng), a tributary of the Bei River in Guangdong
• Jin River (Sichuan) (锦江, Jǐn Jiāng), a tributary of the Min River in Sichuan
• Jin River (Fujian) (晋江, Jìn Jiāng), a river in Quanzhou Municipality, Fujian
• Jin River (Xiang River tributary) (靳江, Jìn Jiāng), a tributary of the Xiang River in Hunan

• Jin (Chinese surname), various Chinese surnames
• Jin (Korean surname), various Korean surnames
• Jin clan, a noble family in Korean history

• Jin (manga), a Japanese manga series by Motoka Murakami
  • Jin (TV series), a Japanese television adaptation of the manga
• "Jin, the Wind Master", an episode of Yu Yu Hakusho
• Jîn, a 2013 Turkish-German film
• Jin (film), a 2023 Bangladeshi film

• Jin (singer) (Kim Seok-jin, born 1992), South Korean singer of the boy band BTS
• Jin Akanishi (赤西 仁, born 1984), Japanese musician
• Jin Horikawa (堀川 仁, born 1962), Japanese voice actor
• Jin Tanaka (田中 仁, born 1976), Japanese screenwriter
• Jin Yamanoi (山野井 仁, born 1962), Japanese voice actor
• Jinjin (Park Jin-woo, born 1996), South Korean singer of the boy group Astro
• MC Jin (born 1982), Hong Kong American rapper

• Jin Kazama, the protagonist of the Tekken video game series
• Jin-Soo Kwon, a character in Lost
• Jin, a character in the O-Parts Hunter series
• Jin, a character in Samurai Champloo media
• Jin, a character in YuYu Hakusho
• Jin Kariya, a character in the anime Bleach
• Jin Kirigiri, a character in Danganronpa
• Jin Kisaragi, a character in BlazBlue video games
• Jin Shirato, a character in Persona 3
• Jin Uzuki, a character in Xenosaga
• Jin Lee, The father of Meilin Lee in Turning Red.
• Jin Ryu, a character in Beyblade
• Jin Kaien, a character in Grand Chase
• Jin, the protagonist of the Choushinsei Flashman
• Jin, an antagonist in Xenoblade Chronicles 2
• Jin Bubaigawa, also known as Twice, an antagonist in My Hero Academia
• Jin Saotome, main protagonist of Cyberbots: Full Metal Madness
• Jin Sakai, main protagonist of Ghost of Tsushima
• Jin Kuwana, main antagonist of Lost Judgment
• Jin Sagami (佐賀美陣), a supporting character in Ensemble Stars!
• Jin Cheng, a main character in Netflix's 3 Body Problem (TV series)
• Jin Kaidou, a character from Little Battlers Experience
• Jin Takayama, a character from Kamen Rider Amazons

• Jin Akimoto (born 1971), Japanese mixed martial artist
• Jin Okubo (大久保 陣, born 1988), Japanese cyclist
• Jin Hanato (端戸 仁, born 1990), Japanese footballer
• Jin Watanabe (handball player) (渡部 仁, born 1990), Japanese handball player
• Jin Ueda (上田 仁, born 1991), Japanese table tennis player
• Jin Hiratsuka (平墳 迅, born 1999), Japanese footballer
• Jin Ikoma (生駒 仁, born 1999), Japanese footballer

• JIN, the code for Jinja Airport in Uganda
• Jin Air, a South Korean airline
• Jin language
• Jīn (斤), the Chinese name for the catty, a traditional East Asian unit of weight
• Jin, a deadwood bonsai technique

• Jinhan confederacy (辰韓; 1st century BC – 4th century AD), also known as Qinhan
• Jinn (disambiguation)
• Jinzhou (disambiguation)
• Jinjiang (disambiguation)
• Gin (disambiguation)
• Chin (disambiguation)