John Mellencamp, previously known by the stage names Johnny Cougar, John Cougar, and John Cougar Mellencamp, (born October 7, 1951) is an American rock singer-songwriter, musician, painter and occasional actor. He has sold over 40 million albums worldwide and has amassed 22 Top 40 hits in the United States. In addition, he holds the record for the most tracks by a solo artist to hit number-one on the Hot Mainstream Rock Tracks chart, with seven, and he has been nominated for 13 Grammy Awards, winning one.