Fan Kuai 樊噲 (d. 189 BCE) was a general of the early Former Han period 前漢 (206 BC-8 CE).
He hailed from Shangdang 上黨 (modern Lucheng 潞城, Shanxi) and was selected to be appointed to the post of court gentleman (lang 郎). Under Emperor Zhao 漢昭帝 (r. 87-74 BCE) he was made magistrate (zhang 長) of Wu'an 武安.
With the age of 30 sui, he started studying the Confucian Classic Chunqiu 春秋 "Spring and Autumn Annals", and the military classics. General Han Zengzou 韓增奏 recommended him to the Emperor, so that he was appointed director of military convict labour (jun sikong ling 軍司空令).
Emperor Xuan 漢宣帝 (r. 74-49 BCE) entrusted him the command of an expedition to the land of the Dayuan 大宛. Feng Fengshi conquered the state of Shache 莎車 and was rewareded with the post of Grand Master of Splendid Happiness (guanglu dafu 光祿大夫) and Commandant of the Imperial Gardens (shuiheng duwei 水衡都尉).