Dušan Popov died on 1981-08-10.
Duan Siping died in 944.
Duan Xi died in 110.
Duan Ye died in 401.
Duan Yucai died in 1815.
Duan Yihe died in 2007.
Duan Chengshi died in 863.
Duan Zhigui died in 1925.
Ni Duan died in 1505.
Duan Sui died in 386.
Duan Wenchang died in 835.
Raphael Popov died in 1876.
Nikolay Popov died in 2008.