She beat Karolina Pliskova 6-4, 3-6, 6-3 in the battle of World No. 3 vs.
Soon enough, Ostapenko was holding her silver trophy - remember, the first she has ever won on tour - while listening to the Latvian national anthem ring through a Grand Slam stadium after a singles final for the first time.
Facing her will be 20-year-old Ostapenko, who earlier won her semi-final to reach a first slam final.
Dabrowski, who is from Canada, and her Indian partner fended off two match points on their way to a 2-6, 6-2, 12-10 victory over Anna-Lena Groenefeld of Germany and Robert Farah of Colombia for their first Grand Slam title. In the mid second set Simona dropped much, and she was broken in the sixth game as Pliskova started to play more aggressive and to make fewer errors. I'm just so happy.
With Bacsinszky serving at 3-5 Ostapenko, coiled like a spring, brought up two match points with an unstoppable backhand return that cleaned the baseline then smote a rasping forehand return victor that left her opponent flat-footed.
A three-time champion at Roland Garros, Kuerten will be honored before Sunday's final when he will receive his Hall of Fame ring during a ceremony marking 20 years since he won his first title in Paris.
Halep could have let watching a break point for 5-1 deteriorate into falling back on serve in the third cloud her mind, but she rebounded by immediately getting the break back and serving out the match.
When it was, Ostapenko - who began working with retired clay-court specialist Anabel Medina Garrigues in April - also ensured becoming the youngest French Open finalist since Ana Ivanovic in 2007. While Ostapenko has been able to hit a ton of winners this tournament, her go for broke style has also produce a truckload of unforced errors, something a top tier player can take advantage of.
Ostapenko said after reaching the semi-finals: "When I came here I didn't expect I am going to be in the semis, but I was playing better and better every match so if I keep it up, I think anything can happen".
"To play semi-final of Roland Garros on your birthday, I think it's really nice".
Jelena Ostapenko presented herself with the ideal 20th birthday gift by reaching a first French Open final after blasting past Switzerland's Timea Bacsinszky on Thursday. Bacsinszky, who recorded five aces in the loss, broke through in the seventh game en route to claiming the second set.
"I think I would have beaten 99 percent of the girls with the tennis I was playing today, so it was just unlucky that it was Simona today", Pliskova said.
French TV flashed up a great stat during Ostapenko's semifinal win Thursday over Timea Bacsinszky, showing the speed of various players' forehands during this year's tournament.
"I never played against her".
The tournament's third seed beat Karolína Plíšková of the Czech Republic 6-4, 3-6, 6-3 to move to within one victory of a maiden Grand Slam win.
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