Halyna Shevchuk — is a Ukrainian singer (soprano), stage name Grechna (ukr. Ґречна, pol. Grzeczna). Winner and laureate of many international and regional song competitions and festivals. There are arias of operas, operettas, romances of composers of different eras, compositions of liturgical music, Ukrainian folk and songs that other composers created, compositions in the style of Classical Сrossover in 15 foreign languages in her repertoire.