Sviatoslav (unknown) 
Vladimir Igor
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| Sviatoslav (unknown) |
| Vladimir Igor
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Sviatoslav Yaroslavich, prince of Murom
1087, Murom, appanage Principality - 1145
(unknown)
?? - ??
Married: ?? - ??
Vladimir Sviatoslavich, prince of Ryazan
1120, Murom, appanage Principality - abt 1161, Ryazan Russia
Igor Sviatoslavich, prince of Murom
abt 1120 - ??