Factfiles on US Open women's title contenders

Factfiles on US Open women's title contenders ahead of the final Grand Slam tournament of 2016 which gets under way in New York on Monday: SERENA WILLIAMS (USA) World ranking: 1 Age: 34 (26/09/1981) Career titles in total: 71 Career Grand Slam titles: 22 -- Australian Open: 2003, 2005, 2007, 2009, 2010, 2015; French Open: 2002, 2013, 2015; Wimbledon: 2002, 2003, 2009, 2010, 2012, 2015, 2016; US Open: 1999, 2002, 2008, 2012, 2013, 2014 Career prize money: $80,899,060 - Poised to equal Steffi Graf's record of 186 straight weeks at number one in the world, Williams can go one better than the German by winning a seventh US Open and take her Grand Slam haul to an Open era record of 23. Suffered a traumatic semi-final loss to Roberta Vinci in the US Open semi-finals last year. Comes into New York after an early defeat at the Olympics partly caused by a right shoulder problem which also forced a withdrawal from Cincinnati last week. ANGELIQUE KERBER (GER) World ranking: 2 Age: 28 (18/01/1988) Career titles in total: 9 Career Grand Slam titles: 1 -- Australian Open: 2016 Career prize money: $14,313,376 - Would have succeeded Williams as world number one had she won the Cincinnati title but came up short against Karolina Pliskova. Defeated Williams to claim maiden Grand Slam title at the Australian Open and was runner-up to the American in the Wimbledon championship match. Missed out on an Olympics gold medal when she was shocked by Puerto Rico's Monica Puig in final in Rio. GARBINE MUGURUZA (ESP) World ranking: 3 Age: 22 (08/10/1993) Career titles in total: 3 Career Grand Slam titles: 1 -- French Open: 2016 Career prize money: $8,998,378 - Claimed maiden Grand Slam at the French Open, beating Williams in the final but has struggled to convince observers of her staying power since. Lost second round at Wimbledon and third round at the Olympics. But a semi-final run in Cincinnati indicates the powerful Spaniard may have come to terms with her new status. VENUS WILLIAMS (USA) World ranking: 6 Age: 36 (17/06/1980) Career titles in total: 49 Career Grand Slam titles: 7 -- Wimbledon: 2000, 2001, 2005, 2007, 2008; US Open: 2000, 2001 Career prize money: $34,153,187 - Written off numerous times but a healthy and motivated Venus Williams is a threat to most of her rivals. Made the semi-finals at Wimbledon and was runner-up at Stanford. A first round exit in Rio in the singles was followed by defeat in the mixed doubles final where victory would have made her the first player to win five Olympic golds. First played the US Open in 1997 where she went all the way to the final, losing to Martina Hingis. Was beaten by sister Serena in the quarter-finals last year.