Qin may refer to:

• Qin (state) (秦), a major state during the Zhou Dynasty of ancient China
• Qin dynasty (秦), founded by the Qin state in 221 BC and ended in 206 BC
• Daqin (大秦), ancient Chinese name for the Roman Empire
• Former Qin (前秦), Di state/Di (Wu Hu) in the Sixteen Kingdoms period, 351 AD
• Later Qin (后秦), Qiang state in the Sixteen Kingdoms period, 384 AD
• Western Qin (西秦), Xianbei state in the Sixteen Kingdoms period, 409 AD

• Qin (秦), another name of Shaanxi province, China
• Qin County (沁县), in Shanxi province, China
• Qin River (沁河) in Shanxi, tributary of the Yellow River
• Qin River (Hebei) (寢水) in Hebei, a former name of the Ming River

• Qin (surname)
• Qin (board game)
• Qin (Mandaeism), a demon of the Mandaean underworld
• Qin (Star Wars), a character on the television series The Mandalorian
• BYD Qin, a car
• Guqin (古琴), or qin, Chinese stringed musical instrument
• QIN, an acronym for the Quinault Indian Nation, Native American peoples in the United States
• qin(), one representation of the functional fourth root of sin()

• Qin Empire (disambiguation)

This disambiguation page lists articles associated with the title Qin.
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