Yunyan may refer to Yunyan Tansheng (雲巖曇晟), a Buddhist monk who lived in China during the Tang dynasty.
Yunyan may also refer to the following locations in China:
Yunyan District (云岩区), Guiyang Yunyan Pagoda (云岩寺塔), Chinese pagoda in Suzhou Yunyan, Lechang (云岩镇), town in Guangdong