2015 US Open

The 2015 US Open is the 135th US Open. It is played on hard courts in the United States.

The first round saw a lot of upsets and retirements. The first round had a record 12 retirements, popularly due to injuries or illness; or the heat that looked similar to the 2015 MAVTV 500. The previous record was nine at the 2011 US Open. In the first round, Ana Ivanovic was defeated by 2014 Australian Open finalist Dominika Cibulkova. 2015 French Open women's finalist Lucie Safarova was knocked out by Lesia Tsurenko. Gilles Simon lost from two sets up to home favourite Donald Young.