Juncker is a surname. Notable people with the surname include:
Juncker (singer), full name Christian Juncker, Danish singer and songwriter Bente Juncker, Danish politician Henry Damian Juncker (1809–1868), French-born Roman Catholic prelate and first Bishop of Alton, Illinois Jean-Claude Juncker, Luxembourgish politician, Prime Minister of Luxembourg (1995–2013) and President of the European Commission (2014 –2019)
See also Junker Junkers Jucker (surname)