2016 US Open – Women's Singles No. 1 ranking at the start of the tournament. Former world No. 1 and 2008 French Open champion Ana Ivanovic played the final match of her professional career in the first round, when she lost to Denisa Allertová. She would announce her retirement prior to the 2017 season because of ongoing injuries. 2016 US Open – Women's Singles Flavia Pennetta was the defending champion, but retired from professional tennis at the end of the 2015 season. Angelique Kerber won the title, defeating Karolína Plíšková in the final, 6–3, 4–6, 6–4. It was Kerber's second Grand Slam singles title. She became
2008 US Open (tennis) the first American to win a singles title since Andy Roddick in 2003. Twin brothers Bob and Mike Bryan won their second US Open title, and Liezel Huber (who became an American citizen in 2007) won the women's doubles with Zimbabwean Cara Black. The International Tennis Federation and United States Tennis Association offered audiences a number of new ways to access the Open in 2008. A YouTube channel was set up to broadcast highlights, and the official US Open website featured hourly updates of what was happening at the tournament. Multiple matches could be accessed at any one time, on