Darlene Ruth Hard ( born January 6, 1936 in Los Angeles ) is a former American tennis player.
In her career she won in 1960, the French and the American Tennis Championships and 1961 could repeat the success in the American championships.
Even greater success she was able to record in doubles. There, she won with different partners a total of 14 Grand Slam successes.
It belonged in 1963 to the U.S. team that won the victory in the first edition of the Federation Cup.