Christine Stix-Hackl (13 November 1957 – 24 October 2018) was an Austrian jurist. She was Advocate General at the European Court of Justice from 2000 to 2006. Stix-Hackl was the second woman in the history of the European Court of Justice to take the position as Premier Avocat général in 2005.
Stix-Hackl was the Austrian Ambassador in the Grand Duchy of Luxembourg between 2007 and 2012. Stix-Hackl was Permanent Representative of Austria to the United Nations (Vienna), IAEA, UNIDO and CTBTO from June 2012 until her death in 2018.
Stix-Hackl died on 24 October 2018 in Vienna from a heart attack at the age of 60, shortly after returning from Luxembourg .