Iziaslav I of Kiev (b. 1024)
Iziaslav Yaroslavich (Old East Slavic: Изѧславь Ѩрославичь; Russian: Изяслав Ярославич; Ukrainian: Ізяслав Ярославич; 1024 – 3 October 1078, baptized as Demetrius) was a Kniaz' (Prince) of Turov and Veliki Kniaz (Grand Prince of Kiev (now Kyiv, Ukraine), from 1054).

Iziaslav's children Yaropolk and Sviatopolk would rule the Turov Principality. Their authority was mainly challenged by the Rostilavichi of Rostislav Vsevolodovich.