Look up Wiencek in Wiktionary, the free dictionary.
Wiencek is a surname. Notable people with the surname include:
- Henry Wiencek (born 1952), American journalist, historian and editor
- Patrick Wiencek (born 1989), German handballer
- Tami Wiencek (born 1969), American politician
- Winfried Wiencek (born 1949), German deaf table tennis player