Oleg Svyatoslavich of Kursk (c1185-c1230)

Oleg Kursky (died after 1228 )) - Prince Kursky, a descendant of Oleg Svyatoslavich , the ancestor of the Chernigov-northern princes, is mentioned by that name as a participant in the battle of the Kalka River in 1223 у and wars in 1226.

As a rule, it is considered  that in the events of 1220-ies Oleg Igorevich, the son of Igor Svyatoslavich, who was superior to Mikhail by seniority , participated.

According to AA Gorsky ], Prince of Chernigov after the death in the battle of the Kalka River Mstislav Svyatoslavich was Konstantin Olgovich, and the feud in 1226 was timed to his death and touched the Principality of Chernigov.

According to L. Voitovich, Oleg of Kursk was the son of Svyatoslav Olgovich , prince of Rylsk, a participant in the Polovtsian campaign in 1185, in 1226 tried to violate the agreements of the Chernigov congress (1206), but was defeated by Mikhail Vsevolodovich (grandson of Svyatoslav Vsevolodovich) at help of the Vladimir troops. At the same time, L.Voytovich believes that Oleg Svyatoslavich (son of Svyatoslav Vsevolodovich) died in 1204, Oleg Igorevich (son of Igor Svyatoslavich ) died in 1205 , and the Novgorod Prince of Novgorod in the period from 1212 or 1215 to 1239 wasMstislav Glebovich (grandson of Svyatoslav Vsevolodovich).

Marriage and children
Nothing is known about Oleg's wife. According to L. Voitovich Oleg had two sons and a daughter:

Yuri, the prince of the Kursk Dmitry, prince of the Kursk Olga ; husband: Vsevolod Konstantinovich (1238), Prince Yaroslavsky ]