Weining Yi, Hui and Miao Autonomous County (simplified Chinese: 威宁彝族回族苗族自治县; traditional Chinese: 威寧彝族回族苗族自治縣; pinyin: Wēiníng Yízú Huízú Miáozú Zìzhìxiàn; Xiao'erjing: وِنٍْ یِذُو خُوِذُو مِیَوْذُو ذِجِشِیًا) is a county of Guizhou, China. It is under the administration of the prefecture-level city of Bijie.