Mikhail Yaroslavich of Pronsk was born 1277 to Yaroslav Romanovich of Ryazan (c1258-1299) and died 1307 of unspecified causes. Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899). Ancestors are from Russia, Ukraine, Sweden, France, the United Kingdom, Germany, Belgium, the Byzantine Empire, Belarus.
Mikhail Yaroslavich Prince of Persia after 1327 - before 1340
Birth not earlier than 1327 Death not later than 1340 Genus Svyatoslavichi Father Yaroslav Romanovich Children Alexander Mikhailovich (prince of prons) Mikhail Yaroslavich (about 1277-died 1303) - prince of prons in 1294-1303 (according to another version: after 1327 - earlier 1340).
DI Ilovaysky found a letter, where the name of this prince was mentioned. It is possible that he was Pronsky prince, when his brother Ivan occupied the Ryazan throne. He died young, leaving his only son Alexander.
Family Father : Yaroslav Romanovich
Mother : Theodora
Ivan - prince of prons ( 1299 - 1308 ), Grand Duke of Ryazan ( 1308 - 1327 ); Alexander  - the Grand Duke of Ryazan (after 1327 - before 1340 ); Spouse : Evdokia
Alexander (died 1340) - prince of prons (1308-11340)
↑ Origin of Prince Oleg Ryazansky
|Offspring of Mikhail Yaroslavich of Pronsk and unknown parent|
|Aleksandr Mikhailovich of Pronsk (c1295-1340)||1295||1340|
|Offspring of Yaroslav Romanovich of Ryazan and Feodosya (Fyodora) NN|
|Ivan Yaroslavich of Ryazan (c1275-1327)||1275||Golden Horde|| Vasilisa|
|Aleksandr Yaroslavich of Ryazan (c1277-c1340)|| |
|Mikhail Yaroslavich of Pronsk (c1277-1307)||1277||1307|