Qin Liangyu
| Marquis Zhongzhen (忠貞侯) Qin Liangyu | |
|---|---|
| Portrait of Qin Liangyu by Ye Yanlan | |
| Native name | 秦良玉 | 
| Other name(s) | 
 | 
| Born | 1574 Zhongzhou, Chongqing, Sichuan, Ming China | 
| Died | 1648 (aged 73–74) Shizhu, Chongqing, Sichuan, Southern Ming | 
| Allegiance | Ming dynasty | 
| Commands | White Cavalry (白杆兵) | 
| Spouse(s) | Ma Qiancheng | 
| Children | Ma Xianglin | 
Qin Liangyu (1574–1648), courtesy name Zhensu, posthumously known as Marquis Zhongzhen, was a female general best known for defending the Ming dynasty from attacks by the Manchu-led Later Jin dynasty in the 17th century.