Sadako (disambiguation)

 Sadako  could refer to:


 * Sadako, the heimin.
 * Bayushi Sadako, the lieutenant of Bayushi Tomaru
 * Isawa Sadako, the shugenja.
 * Iuchi Sadako, the Unicorn who lived in Ryoko Owari Toshi.
 * Shosuro Sadako, the shinobi.