Eryuan (Chinese: 洱源; pinyin: Ěryuán; Bai: Lod•hol•xi[2]) is a county in the Dali Bai Autonomous Prefecture located in southern Yunnan Province, China.

Er'yuan County has 6 towns and 3 townships.

[3] There are 208 ethnic Tibetans in Eryuan County, most of whom reside in Zhengjiazhuang 郑家庄, Sanying Town 三营镇 (Dali Ethnic Gazetteer 2009:216).

In nearby Dali City, they are found mostly in Tibetan New Village 藏族新村, Xiaohuayuan 小花园, Dali City 大理市.

This Yunnan location article is a stub.