Yaroslav Yuryevich of Murom was born 1215 to Yuri Davydovich of Murom (c1195-1237) and died 1250 of unspecified causes.
Yaroslav Yuryevich (c1215-c1250) - Prince of Murom (1237-c1250) , the only son of Prince Yuri Davydovich. Practic nothing is known about him.
Biography
In 1232, the troops of the Murom and Grand Principality of Ryazan took part in the campaign of the Grand Prince of Vladimir-Suzdal princes to the Mordvins, but it is not known whether Yaroslav took part in this campaign [1] .
After the fall of 1237 the Prince of Murom Yuri Davydovich was killed in the Battle of Voronezh River during the campaign of Batu Khan against Kievan Rus'. He was succeeded in Murom by his son Yaroslav.
In 1239, the Mongols conquered the Mordvin lands and in the same year burned down Murom.
In 1248 it is mentioned that Prince Yaroslav married his daughter to Prince Boris Vasilkovich of Rostov. After this mention of the Princes of Murom disappear until 1345.
Family
Father: Yuri Davydovich of Murom (c1195-1237) - prince of Murom (1228-1237)
Daughter: Mariya Yaroslavna of Murom (1232-1297) married in 1248 the Prince of Rostov Boris Vasilkovich (1231–1277).
Nothing is known about Yaroslav’s sons. In 1345, the death of Murom Prince Vasili Yaroslavich, who was replaced by brother Yuri, was mentioned. In the “Velvet Book” they are called the sons of Yaroslav Yuryevich. However, researchers have doubts that the princes who lived 80 years after Yaroslav could have been his sons. It is more likely that Vasili Yaroslavich and Yuri Yaroslavich were the great-grandchildren of Yaroslav Yuryevich.
Children
| Name | Birth | Death | Joined with |
| Mariya Yaroslavna of Murom (1232-1297) | 1232 | 1297 | Boris Vasilkovich of Rostov (1231-1277) |
| Yuri Yaroslavich (c1235-c1280) | 1235 | 1280 | |