Top seed Novak Djokovic went past Russia’s Karen Khachanov 6-4, 6-3, 6-3 on Monday. With this, he reached the quarterfinals for the 14th time.
Stefanos Tsitsipas reached the last eight of a Grand Slam for the second time. He brushed aside Grigor Dimitrov 6-3, 7-6(9), 6-2.
In the women’s section, Czech Petra Kvitova reached the quarterfinals for the first time in eight years. She overpowered China’s Zhang Shuai 6-2, 6-4. Unseeded German Laura Siegemund beat Paula Badosa 7-5, 6-2.
Siegemund came through a tight opening set before cruising past Spaniard Paula Badosa 7-5, 6-2 to reach her maiden Slam quarterfinal.
Both players struggled on serve in the opening set of their see-sawing fourth-round meeting on Court Simonne Mathieu, before Siegemund switched gears at 5-5 to claim the decisive break and take the early advantage in the contest.