Guo Ziyi
Guo Ziyi was the most successful and satisfactory official in China history. His achievements went far beyond Guo Shu and Guo Ting. He had eight brothers and eight sons and eight son-in-laws. Four of his sons conferred dukes and five of his sons and grandsons became Fuma(damat). All his son-in-laws were top brass of the country. one of his granddaughter became the Empress Dowager Guo (Tang dynasty). His descendants spread all over Northern China. Most of genealogy book of Guo's family over China record him as their first ancestor.