Yunyang District (simplified Chinese: 郧阳区; traditional Chinese: 鄖陽區; pinyin: Yúnyáng Qū), formerly Yun County or Yunxian (simplified Chinese: 郧县; traditional Chinese: 鄖縣; pinyin: Yún Xiàn), is a district of the prefecture-level city of Shiyan in northwestern Hubei Province, China. It borders the provinces of Henan (to the northeast) and Shaanxi (to the north and west). The district spans an area of 3,863 square kilometers, and has a population of 395,222 as of 2020.

In 1989 and 1992, the Yunxian Man, two crania of a species of Homo, were found, dated to 900,000 years ago, and showing features of both Homo erectus and Homo sapiens.

Approximately 60% of the district is forested.

The Han River runs through the district, as well as its tributary Du River, and the Tao River [zh].

The district administers 16 towns, 3 townships, and 1 township-level forestry area.

The district's 16 towns are Anyang [zh], Yangxipu [zh], Qingqu [zh], Baisangguan [zh], Nanhuatang [zh], Bailang [zh], Liudong [zh], Tanshan [zh], Meipu [zh], Qingshan [zh], Chadian [zh], Liubei [zh], Baoxia [zh], Hujiaying [zh], Tanjiawan [zh], and Chengguan [zh].

The district's 3 townships are Daliu Township, Wufeng Township [zh], and Yeda Township [zh].

The district also administers the Hongyanbei Forestry Area (红岩背林场), which operates as a township-level division.