Duke of Fan
The Duke of Fan (Chinese Simp.: 范公 Pinyin: Fàn Gōng) is the name of two Dukedoms in ancient China.
Background
Western Zhou Dynasty
Zhong Shanpu was a judge in the reign of King Xuan of Zhou (Zhou Xuan Wang, 周宣王, reigned 827–782 BCE). Zhong was instrumental in the northern expansion of the Empire of the Zhou Dynasty, and was awarded with the title Duke of Fan (South west of Ji Yuan in Henan Province).
Jin Kingdom
Shi Hui (士会), great grandson of Du Bo, was an army general, and became the Commander in Chief of the Jin kingdom (632–403 BCE). He was rewarded for defeating the neighboring tribes, and given the title the Duke of Sui (Jiaxiu in Shanxi) and the Duke of Fan (south east of Fan in Henan). In reference to his title as Duke he is also known as Sui Hui (随会), or Fan Hui (范会), and his descendents assumed one of the following last names, Fan (范), Sui (随), or Shi (士). Fan is the biggest clan.