Josef Patrick "Joe" Rau (/raʊ/; born March 17, 1991)[1] is an American Greco-Roman wrestler.

Rau wrestled for St. Patrick High School in Chicago, Illinois, but never placed at the state tournament.

[4] He is a three-time NCAA DIII All-American and 2014 University Nationals Champion.

Rau won the U.S. Open and came third at the Dave Schultz Memorial International.

[3] In 2018, Rau earned gold at the Lavrikov Championships in Russia and the Bill Farrell Memorial International in Freestyle.

He took silver at the Grand Prix of Zagreb Open and bronze at Pan-American Games Qualifier.

[3] In 2015, Rau won the Pan-American Championships as well as a host of other domestic and international tournaments: Senior Nationals & Trials Qualifier, Bill Farrell International Tournament and the Grand Prix Zagreb Open.