Kopacz is a Polish surname and means "digger". Notable people with the surname include:

Alexander Kopacz (born 1990), Canadian bobsledder Bartosz Kopacz (born 1992), Polish footballer David Kopacz (born 1999), Polish footballer Ewa Kopacz (born 1956), Polish politician, former Prime Minister of Poland George Kopacz (born 1941), American baseball player Joseph Kopacz (born 1950), American Catholic bishop Tibor Kopacz (1962–2009), Romanian speed skater

See also