Angelique Kerber (German: [andʒɛˈliːk ˈkɛɐ̯bɐ]; born 18 January 1988) 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.

A left-hander, known for her aggressive counter-punching all-court game, Kerber has won 11 singles titles across all surfaces on the WTA Tour, including two Major titles at the 2016 Australian Open and the 2016 US Open. She has also won an Olympic silver medal while representing Germany at the 2016 Summer Olympics.