Raonic lost to Roger Federer in the quarter-finals last year. In 2016, he lost to Andy Murray in the final.
Raonic will face the winner of a match between No. 9 seed John Isner of the U.S., and No. 31 seed Stefanos Tsitsipas of Greece in the quarter-finals. It will be Raonic’s first match against a seeded player at the tournament.
Meanwhile, Gabriela Dabrowski of Ottawa is off to the women’s doubles quarter-finals.
Dabrowski and partner Yifan Xu of China, the sixth seeds, downed No. 17 seeds Vania King of the U.S., and Katarina Srebotnik of Slovenia 6-3, 6-3 in a third-round match.
Dabrowski and Xu will face American Bethanie Mattek-Sands and Lucie Safarova of the Czech Republic in the quarter-finals.