Jessica Pegula.Photo:David Kirouac-USA TODAY Sports

Aug 12, 2023; Montreal, Quebec, Canada; Jessica Pegula (USA) reacts after losing a point against Iga Swiatek

David Kirouac-USA TODAY Sports

Tennis fans were left wondering just one thing after American player Jessica Pegula shocked World No. 1 Iga Świątek in the semifinals of the Canadian Open this weekend: “Where did it come from?”

Iga Swiatek.Christinne Muschi/The Canadian Press via AP

Iga Swiatek of Poland, reacts during her game against Jessica Pegula of the United States, during the semifinals of the National Bank Open women’s tennis tournament Saturday, Aug. 12, 2023

Christinne Muschi/The Canadian Press via AP

After defeating Świątek, Pegula went on to win the Canadian Open finals on Sunday against  Liudmila Samsonova. Pegula also beat her doubles partner Coco Gauff earlier in the tournament.

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.“Beating Coco and Iga were two tough wins back-to-back and being able to do that and then come out and play a really clean match was great,” Pegula said after the tournament Sunday. “I felt I didn’t have a ton of pressure at any point or I wasn’t worried too much.”

Jessica Pegula.ANDRE PICHETTE/EPA-EFE/Shutterstock

Jessica Pegula of the US celebrates her victory over Iga Swiatek of Poland during the women’s singles semi-finals of the WTP Canadian Open tennis tournament, in Montreal, Canada, 12 August 2023.

ANDRE PICHETTE/EPA-EFE/Shutterstock

Pegula, the No. 3-ranked player in the world, is also the top-ranked player from the United States. She became the first American player to win the Canadian Open since Serena Williams in 2013, according toReuters.

“I’ve always played well here, so I always come in with a good attitude and good spirits that I can play good here,” Pegula said. “That probably helps.”

source: people.com