Wanyan Zongjun sibling Wanyan Zongyao
There is no record of his birth year, except one mentioning the birth of his half-brother Wanyan Zongyao which said his birth year should have been before Wanyan Zongyao. In the sixth year of Tianfu (1121), he was injured in the war to take Zhongjing and save Xijing.At that time, the Jin Dynasty practiced the different hereditary system of succession, in which the brother would inherit his elder brother's inheritance.After Wanyan Dan became emperor, he was accorded the temple name Huizong (徽宗).In some books it's mentioned that Wanyan Zongjun shares his birthday with his eldest son.
brother or sister kin