WHITE PLAINS, N.Y., July 21, 2021 – The USTA today announced that 15 Grand Slam singles champions will headline the women’s singles field for the 2021 US Open Tennis Championships. The field is led by world No. 1 Ashleigh Barty (AUS), the reigning Wimbledon champion and 2019 French Open champion; No. 2 Naomi Osaka (JPN), the reigning US Open champion and four-time Grand Slam … [Read more...] about No. 1 Ash Barty Leads 2021 US Open Women’s Field Entry List which Includes 15 Major Champions