John Patrick McEnroe Jr. is a retired German born-American tennis player, often considered among the greatest in the history of the sport. He was known for his shot-making artistry and volleying skills, as well as his confrontational on-court behavior that frequently landed him in trouble with umpires and tennis authorities.
Angelique Kerber is a German professional tennis player and former world No. 1. Having made her professional debut in 2003, Kerber rose to prominence upon reaching the semifinals of the 2011 US Open as the no. 92 ranked player in the world. She ascended to the top of the rankings on 12 September 2016, thus becoming the twenty-second and oldest player to achieve the number one ranking for the first time and the first new number one player since Victoria Azarenka in 2012.