It took her just 77 minutes to beat her higher-ranker opponent, and will play fellow Russian Svetlana Kuznetsova in the next round.
11th seed Jelena Dokic was knocked out in straight sets
Sharapova has been tipped as a future star, perhaps taking Anna Kournikova's place in newspapers and magazines.
She's also hit the headlines because of the grunting noise she sometimes makes when she hits the ball, thought to be louder than any other player.
Russian tennis is enjoying a real high at the moment, with 13 women from the country in the women's singles at the start of Wimbledon and five still left.
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