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
2005 US Open – Boys' Singles 2005 US Open – Boys' Singles The United States Open Tennis Championships is a hardcourt tennis tournament held annually at Flushing Meadows, starting on the last Monday in August and lasting for two weeks. The tournament consists of five main championship events: men's and women's singles, men's and women's doubles, and mixed doubles, with additional tournaments for seniors, juniors, and wheelchair players. In 2005, Andy Murray was the defending champion in the boys' singles event, but did not complete in Juniors this year. The event was won by Ryan Sweeting of the Bahamas who beat Jérémy Chardy of France, 6–4,