Yongkang () may refer to:
Places China Yongkang, Zhejiang, a city in Zhejiang , a subdistrict in Taonan, Baicheng, Jilin , a town in Dingyuan County, Anhui , a town in Shapotou District, Zhongwei, Ningxia , a town in Yongde County, Lincang. Yunnan Yongkang Prefecture, a historical name for the former , in the area of present-day Zhengkang and Yongde Counties in Yunnan
Taiwan Yongkang District, a district and former city in Tainan, Taiwan
Chinese historical eras Yongkang (167), an era name used by Emperor Huan of Han Yongkang (300–301), an era name used by Emperor Hui of Jin Yongkang (396–398), an era name used by Murong Bao, emperor of Later Yan Yongkang (412–419), an era name used by Qifu Chipan, ruler of Western Qin Yongkang (464–484), an era name used by Yujiulü Yucheng, khan of Rouran