The No. 4-ranked Sharapova had a 3-6, 6-2, 6-3 win over No. 14 Sabine Lisicki at Rod Laver Arena on Monday night and will meet fellow Russian Ekaterina Makarova in the next stage.
No. 56-ranked Makarova staged the biggest upset of the Open so far when she beat five-time champion Serena Williams in straight sets earlier Monday to reach the quarterfinals of a major for the first time.
(For more sports news and updates, follow Ahram Online sports on Twitter: @AO_Sports)