Sara Errani was already having a breakthrough two weeks, reaching her first Grand Slam semifinal.
But with a 75 16 63 win over Sam Stosur she kept that run going, making her first Grand Slam final.
Sara Errani had been a surprisingly lopsided 0-28 against Top 10 players coming into the tournament.
Sara Errani is now 2-28 against Top 10 players with wins over Angelique Kerber and Samantha Stosur.
Sara Errani is the second Italian in the Open Era to reach a major final, after Francesca Schiavone.
Sara Errani let the emotions flow after her first win in six career meetings against Sam Stosur.
Maria Sharapova collected some of her thoughts going into her semifinal match against Petra Kvitova.
Petra Kvitova and Maria Sharapova had met at two of the last three Grand Slams, coming out even, 1-1.
Maria Sharapova bounced the ball as she stepped up to the baseline to serve against Petra Kvitova.
Petra Kvitova was already having her best French Open ever, having never been past the fourth round.
Maria Sharapova served a match out for the first time this fortnight, beating Petra Kvitova, 63 63.
By virtue of the victory, Maria Sharapova assured herself of a return to the World No.1 ranking.
Stacey Allaster, Chairman and CEO of the WTA, presented Maria Sharapova with the World No.1 trophy.
Later in the day, Sania Mirza and Mahesh Bhupathi won their second Grand Slam mixed doubles title.
Santiago Gonzalez and Klaudia Jans-Ignacik spoke to the crowd after falling in the mixed final.