Wolfgang Stark (born 20 November 1969) is a German former football referee who is based in Ergolding.

He was also selected as referee for various international tournaments, including 2008 Olympics, 2010 FIFA World Cup, and UEFA Euro 2012.

In 2007, he refereed five matches at the 2007 FIFA U-20 World Cup, including the semi-final between Chile and Argentina.

Stark retired from officiating in 2017 because he reached the age limit for German referees, which is 47.

His final Bundesliga match officiated was between Borussia Mönchengladbach and Darmstadt 98.