Flavia Pennetta of…. has Won the Women’s Singles trophy :
Answer: (4) Italy
Flavia Pennetta (25 February 1982) Italy has won the Women’s Single trophy of the USA open. She is Italian professional tennis player. On August 2009, she became the Italy’s top-10 singles player and On 28 February 2011, the first Italian tennis player to be ranked No. 1 in doubles. Flavia Pennetta is a Grand singles champion, having won the 2015 US Open. On 24 January 2007, Pennetta was pronounced a Knight of Order of Merit of the Rpublic by Carlo Axeglio Ciampi that time President of Italy.