Victoria Mboko has done this.
18-year-old Canadian defeated Naomi Osaka of Japan 2-6, 6-4, 6–1 on Thursday night to capture the title of women at the National Bank Open presented by Rogers.
This is the first tour-level title of MBoko, which is coming only in the seventh main draw of his career. He is now the second youngest player in the open era (since 1968), defeating four Grand Slam Champions in the same tournament.
After the victory, the native of Toronto is estimated to climb at number 25 in the world rankings after starting the year outside the top 300, making her a top ranked Canadian woman.
Rank at number 85 to start the tournament, the second lowest ranked WTA 1000 champion since the MBOKO format begins.
As the champion, he earns $ 752,275 – doubled his career earnings of about $ 458,001.