Defending champion, Serena Williams has won her 5th US Open and her 17th Grand Slam.
Williams beat Azarenka 7-5, 7-6, 6-1.
It was a tight first set, both players holding serve early before Williams got the decisive break and went onto win it 7-5.
In the second set, Williams pushed home her advantage but despite struggling on serve, Azarenka managed to break Williams twice when she was serving for the match.
The set was forced to a tightly contested tie break where Azarenka gained a slight advantage and claimed the set on her second set point.
In the deciding set, Williams showed her dominance once more, rounding out the third set 6-1.