2014 US Open (tennis)

The 2014 US Open was a tennis tournament played on outdoor hard courts. It was the 134th edition of the US Open, the fourth and final Grand Slam event of the year. It took place at the USTA Billie Jean King National Tennis Center.

Rafael Nadal was the defending champion in the men's event; however, on August 18, the Spaniard announced his withdrawal from the event after failing to recover from a wrist injury, while Serena Williams was the two-time defending champion in the women's event.

In the men's singles competition, Marin Čilić won his first grand slam, while Serena Williams won her Open era record-tying sixth title in the women's singles competition, tying Chris Evert, and her eighteenth grand slam title, tying Evert and Martina Navratilova. Winning the men's doubles, Bob Bryan and Mike Bryan became the most victorious doubles team in Open era history at the tournament, and this was the team's 100th title together and sixteenth grand slam title tying Todd Woodbridge for the Open era record. Ekaterina Makarova and Elena Vesnina won women's doubles competition title, becoming two-time grand slam champions with their victory at the 2013 French Open. The winning mixed doubles team was Sania Mirza and Bruno Soares, and for Mirza it was her third mixed doubles grand slam title in her career and Soares' second grand slam title for his career. It was Soares' second US Open title in mixed doubles, and it was the first for Mirza.