Roger Federer, who began his connection to the Swiss Indoors Basel as a ball boy, fittingly became the tournament’s most decorated champion, claiming the title 10 times in his hometown. Switzerland’s premier tennis event has also seen legends such as Bjorn Borg, Ivan Lendl, John McEnroe, Boris Becker, Stefan Edberg, and Pete Sampras lift the trophy, cementing its place among the sport’s most prestigious stops.