Top eight players battle for ATP Finals title Rafael Nadal, 33, could become the oldest player to top the year-end rankings with victory at the ATP Finals. The 19-time Grand Slam champion has yet to win the season-ending showpiece and faces a tough challenge to hold off Novak Djokovic and other top rivals in London Djokovic ATP FINALS: November 10-17 2019 record Win Loss Round robin format: Top two players in each group advance to semi-finals GROUP A: Andre Agassi Titles won Rafael Nadal 51 6 Rome, Roland Garros, Montreal, U.S. Open Daniil Medvedev 59 18 Sofia, Cincinnati, St. Petersburg, Shanghai Stephanos Tsitsipas 50 24 Marseille, Estoril Alexander Zverev 42 23 Geneva GROUP B: Bjorn Borg Novak Djokovic 53 9 Aus. Open, Madrid, Wimbledon, Tokyo, Paris Roger Federer 51 8 Dubai, Miami, Halle, Basel Dominic Thiem 46 17 I. Wells, Barcelona, Kitzbuhel, Beijing, Vienna Matteo Berrettini 42 21 Budapest, Stuttgart RECENT WINNERS: Djokovic aiming to win sixth ATP Finals title, equalling record of Roger Federer 2018 Alexander Zverev GER bt Novak Djokovic SRB 6-4, 6-3 2017 Grigor Dimitrov BUL David Goffin BEL 7-5, 4-6, 6-3 2016 Andy Murray GBR Novak Djokovic SRB 6-3, 6-4 2015 Novak Djokovic SRB Roger Federer SUI 6-3, 6-4 Source: ATP Pictures: Getty Images © GRAPHIC NEWS