Sun Simiao (traditional Chinese: 孫思邈; simplified Chinese: 孙思邈; pinyin: Sūn Sīmiǎo; Wade–Giles: Sun Ssu-miao; died 682) was a Chinese physician and writer of the Sui and Tang dynasty. He was titled as China's King of Medicine (藥王; 药王, Yaowang) for his significant contributions to Chinese medicine and tremendous care to his patients.