Zheng Yuqing died in 821.
Zheng Zhenduo died in 1958.
Zheng Congdang died in 887.
Zheng Yunduan died in 1356.
Zheng Xunyu died in 805.
Zheng Shiqi died in 1935.
Zheng Zhilong died in 1661.
Wei Zheng died in 643.
Fa Zheng died in 220.
Zheng Changtu died in 887.
Zheng Chengsi died in 2006.
Xi Zheng died in 278.