Billie Jean King was 20 and Larry 19 years old and married on September 17, 1965 in Long Beach. King's triumph at the French Open in 1972 made her only the fifth woman in tennis history to win the singles titles at all four Grand Slam events, a "career Grand Slam." She also won a career Grand Slam in mixed doubles. In women's doubles, only the Australian Open eluded her. King won a record 20 career titles at Wimbledon – six in singles, 10 in women's doubles, and four in mixed doubles. King played 51 Grand Slam singles events from 1959 through 1983,
2015 US Open (tennis) 2015 US Open (tennis) The 2015 US Open was a tennis tournament played on outdoor hard courts. It was the 135th 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. Marin Čilić was the defending champion in the men's singles event, but lost to eventual champion Novak Djokovic in the semifinals. Serena Williams was the three-time defending champion in the women's singles event and was also trying to complete the calendar Grand Slam, but she lost to Roberta Vinci in the semifinals.