Fan Zhongyan
All four sons of Fan Zhongyan served as officials in the imperial government of the Song Dynasty, and two of them Fan Chunren and Fan Chunli also became Chancellors of China. Among Fan Zhongyan and his sons, and the families married with Fan Zhongyan's family, together there were eight Chancellors, indicating the powerful influence of Fan Zhongyan's family on the Song Dynasty at the time.