2017 Highlights: She qualified and reached the second round of both the French Open and Wimbledon (for the first major wins of her career).
Best Rogers Cup Performance: In her fourth appearance, she won her first round in 2016 before falling in two tiebreak sets to Elina Svitolina.
Age: 17
Rank: No. 142
2017 High: Snatching two ITF titles, Santa Marghertia Di Pula 2 and Rancho Santa Fe, the young Canadian has been sweeping the lower-level tours and is now making her way into the WTA tour, where she won her first WTA match last week in D.C. She then stunned Top-20 player Kristina Mladenovic for the biggest performance of her career.