Qui es va casar amb Katsyaryna Yurlewna?

Grigory Bogdanovich Volovich (1535–1577) was a statesman of the Grand Duchy of Lithuania, diplomat of the Lord's gentleman (from 1548), the Mayor of Grodno (1558–1566), Marshal of Dvorny (1560–1563), of the Lord's Stalker (1567–1574), governor of Smolensk Voivodeship (1571–1577), the elder of Mstsislaw (1548–1567), sovereign of Varniany and Zel’va (1558–1569).