Ivan "John" Jurkovic (born August 18, 1967) is a former American football player currently employed as a broadcaster. He grew up in Calumet City, Illinois. Jurkovic played professionally as a defensive tackle for the Green Bay Packers, Jacksonville Jaguars, and Cleveland Browns. Jurkovic was a fan favorite in Green Bay for his boisterous personality. He attended Thornton Fractional North High School and Eastern Illinois University. Jurkovic also was a reserve color commentator for the NFL on FOX from 2001 to 2002, and is now a midday show host on ESPN Radio 1000 in Chicago along with Carmen DeFalco. He was also a color commentator for TNN Arena Football. His younger brother, Mirko Jurkovic, played football with him at Thornton Fractional North High School and then on the offensive line at the University of Notre Dame where he was an All-American. Mirko died January 9, 2013, from cancer. He is of Croatian descent. John is an avid kegler (bowler) and has bowled a dozen 300 games at his home alley, Castaways Bowl.