Udagawa

Udagawa (written: 宇田川 or 宇多川) is a Japanese surname. Notable people with the surname include:


 * Hideko Udagawa, Japanese classical violinist
 * Hiroshi Udagawa (宇田川 洋), Japanese archaeologist and anthropologist
 * Taeko Udagawa, Japanese anthropologist
 * Udagawa Katsutarō (宇多川 勝太郎), Japanese sumo wrestler
 * Udagawa Yōan (宇田川 榕菴), Japanese scholar of Western studies