Mikola Ravienski

Mikola Jakaŭlievič Ravienski (Belarusian: Мікола Якаўлевіч Равенскі; Russian: Николай Яковлевич Равенский; 5 December 1886 – 9 March 1953) was a Belarusian composer, conductor and music critic who authored music for the famous hymn Mahutny Boža (Almighty God).

Read more about this composer on Wikipedia.