Zhongyukou (simplified Chinese: 中鱼口镇; traditional Chinese: 中魚口鄉; pinyin: Zhōngyúkǒu Zhèn) is a town in Nan County in Hunan, China.

It was reorganized to as town from the former township of Zhongyukou in 2017.

It has an area of 94.5 km2 (36.5 sq mi) with a population of 55,800 (as of 2017).

The town had 13 villages and 2 communities under its jurisdiction, its seat is Banzui Community (Chinese: 班嘴社区).

[1] The area of Zhongyukou was originally divided into Yougang Township (游港乡) and Zhongyukou Township which were amalgamated into the township of Zhongyukou in 2005.