Mstislav II Iziaslavich[a] (died 19 August 1170) was Grand Prince of Kiev from 1158 to 1159 and again from 1167 to 1169.

[1] Mstislav was the son of Grand Prince Iziaslav II of Kiev.

In 1169, Kiev was sacked by Andrey Bogolyubsky who removed Mstislav as grand prince.

[2] In March 1169, he defended Kiev from the troops of Prince Andrey Bogolyubsky, but was forced to leave the city and retreat to Volhynia.

[3] In 1151, Mstislav married Agnes, the daughter of Duke Bolesław III of Poland.