Rafael Nadal defeated Nicolas Kiefer in the final, 6–3, 6–2 to win the men's singles tennis title at the 2008 Canadian Open.
Novak Djokovic was the defending champion, but lost in the quarterfinals to Andy Murray.
Seeds The top eight seeds receive a bye into the second round.
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
External links Draw Qualifying draw