Ostapenko is ranked 82nd, while Bouzkova is ninth.
To reach the third round or eighth final, Ostapenko won 105 WTA rankings, which will allow for a slight increase in rank.
Ostapenko lost both of his sets twice in both sets, but was unable to let his opponent down. The Latvian tennis player made ten mistakes in this duel, which was her chance this season.
For both tennis players, this was their first match against each other.
Earlier in the tournament, Ostapenko defeated France's Karolini Garcia (22nd WTA) by 6-3, 6-3 and Anastasia Pavchenkoov of Russia (WTA 44th) by 6-2, 2-6, 6-4 in a double error duel .
Meanwhile, Bouzkova defeated Canadian Leila Annie Fernandez (WTA 260th) in the first round after qualifying in the first round with 6-0, 6-1 and then surprisingly beat Sloeine Steven (WTA 8th) in the next match with 6 -2, 7-5. from the United States. It was her first win over the top ten tennis players.
The 21-year-old at Czecho has scored 39 wins and 22 losses this season, though most of the WTA tournament qualifiers and ITF tournaments have succeeded.
Ostapenko participated in a tournament in Jurmala before leaving for Toronto, where he stopped in the first round. Ostapenko, the winner of the 2017 French Open Championship, suffered three losses in a row, but has won 14 wins and 20 failures this season.
Latvian tennis player Coupe Rogers stopped in the first round for three years in a row, earning her more points this year than a year earlier.
The tournament also featured the first Latin women's tennis racquet Anastasia Sevastova (WTA 11), ranked tenth in the tournament. Sevastov defeated Shuyang Zhang (WTA 35) in the first round of the singles with 6-7 (5: 7), 2-6.
Both Latvian tennis players suffered losses in the first round of the double tournament.
The Toronto tournament is on hard cover and is one of the preparations for the U.S. Open Championship.