Sadako

Sadako is a Japanese name, commonly used for women. The same name can be written with a variety of kanji, and the meanings of the name differ accordingly:
 * , "chaste child"; the same characters can also be read as a Korean female given name, Jeong-ja
 * , "child of integrity"

People with the name

 * Fujiwara no Teishi (藤原 定子), empress consort of the Japanese Emperor Ichijō.
 * Princess Sadako Kujō (九条 節子), later Empress Teimei (貞明皇后) of Japan (1884–1951), wife of Emperor Taishō
 * Sadako Kurihara (栗原 貞子), Japanese poet
 * Sadako Moriguchi (森口 貞子), American businesswoman
 * Sadako Ogata (緒方 貞子), Japanese scholar and United Nations administrator
 * Sadako Pointer (born 1984), American singer
 * Sadako Sasaki (佐々木 禎子), a childhood Hiroshima atomic bomb victim, who made origami cranes based on a legend about their healing properties, making them an international symbol for peace.
 * Sadako Sawamura (沢村 貞子), Japanese actress
 * Toyotomi Sadako (豊臣 完子), Japanese noble woman
 * Sadako Yamamoto (山本 定子), Japanese javelin thrower
 * Sadako Yamashita (山下 貞子), Japanese swimmer

Entertainment

 * Sadako Yamamura (山村 貞子), fictional character in the Japanese novel, manga and film franchise Ring
 * Sadako (film), 2019 film in the Ring franchise