Ekaterina Nikolayevna Scherbachenko (Russian: Екатерина Николаевна Щербаченко, Yekaterina Shcherbachenko; born 1977) is a Russian operatic soprano. She was the 2009 winner of the BBC Cardiff Singer of the World competition. In April–May 2011 she appeared at La Scala, singing the role of Liù in Turandot.