Iwatsukuwake no mikoto (磐撞別命: year of birth and death unknown) was a member of the Imperial family (Royal family), who lived during the early Kofun period (tumulus period) according to the historical documents such as the "Kojiki " (The Records of Ancient Matters) and the "Nihonshoki" (Chronicles of Japan).
磐撞別命（いわつくわけのみこと、生没年不詳）は、記紀などに伝える古墳時代初期の皇族（王族）。