Belarusian language in Ukraine
According to the Ukrainian census of 2001, the Belarusian language is native to 56,249 people in the country, including 19.8% of ethnic Belarusians. The largest number of Belarusian-speakers live in Dnipropetrovsk Oblast (6,239), Crimea (5,204) and Donetsk Oblast (4,842).
Source: Wikipedia — Belarusian language in Ukraine (CC BY-SA 4.0)