Oleg I Ingvarevich the Red, or ''the Handsome'', was
Prince of Ryazan
The Grand Duchy of Ryazan (1078–1521) was a duchy with the capital in Old Ryazan (destroyed by the Mongol Empire in 1237), and then in Pereyaslavl Ryazansky, which later became the modern-day city of Ryazan. It originally split off from the ...
from 1252 to 1258.
["OLEG Ingvarevich 'Krasny' (-8 or 20 Mar 1258). Prince of Riazan ]252
Year 252 ( CCLII) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Trebonianus and Volusianus (or, less frequently, year 1005 ''Ab urbe ...
()
References
Grand Princes of Ryazan
13th-century princes in Kievan Rus'
{{East-Slavic-hist-stub