Darlene Hard, American tennis player (died 2021)

Darlene Ruth Hard was an American professional tennis player, known for her aggressive volleying ability and strong serves. She captured singles titles at the French Championships in 1960 and the U.S. Championships in 1960 and 1961. With eight different partners, she won a total of 13 women's doubles titles in Grand Slam tournaments, and was the finest doubles player of her generation. Her last doubles title, at the age of 33 at the 1969 US Open, came six years after she had retired from serious competition to become a tennis instructor. She also played the US Open singles tournament in 1969, losing in the second round to Françoise Dürr.

January 6 is the sixth day of the year in the Gregorian calendar; 359 days remain until the end of the year.