Aljaž Bedene is a Slovenian former professional tennis player. He was ranked as high as No. 43 in singles by the Association of Tennis Professionals (ATP), which he achieved in February 2018. He reached four singles finals on the ATP Tour as well as the third round at three of the four Grand Slam tournaments. He also attained his career-high ranking of No. 127 in doubles in October 2013. Between 2015 and 2017, Bedene represented Great Britain after becoming a naturalised Briton before he returned to represent Slovenia in 2018.

Stanislas Wawrinka is a Swiss professional tennis player. He reached a career-high Association of Tennis Professionals (ATP) singles ranking of world No. 3 for the first time on 27 January 2014. His career highlights include three major titles, those being the 2014 Australian Open, 2015 French Open and 2016 US Open, where he defeated the world No. 1 player in the final on all three occasions. Other achievements include reaching the final of the 2017 French Open, winning a Masters 1000 title at the 2014 Monte-Carlo Masters, and reaching three other Masters finals. Representing Switzerland, Wawrinka won gold in doubles at the 2008 Beijing Olympics partnering Roger Federer, and was also pivotal in the Swiss team's victory at the 2014 Davis Cup.