There were lots of own mistakes during the match and only in the first set were they recorded for 48 own mistakes.

Gauff became a name even outside the tennis world when she went to the fourth round in Wimbledon last year. Now it was respite against Siegemund in the eighth final.

Afterwards, she had a discussion with her father Corey about the match and was self-critical.

- The most important conversation I had with my dad after the match. I am still learning and that is the problem I have to work with. He said I didn't play like training. It would have been one thing to lose if I had played as I should have done, now I did not, says Gauff according to AP.

Serena on after tough deal

The biggest star of the tournament and women's tennis at all, Serena Williams, a childhood friend of Gauff, also had to struggle before she could win against her American teammate Christina McHale with 3-6.6-2.6-3.

- It was a good match for me. I need those kind of matches to reach my goal. I'm happy to stand here as a winner after losing the first set, ”says Williams.

The season's first Grand Slam, the Australian Open, begins on January 20.