2013 Western & Southern Open – Men's Singles
was the defending champion, but was defeated in the quarterfinals by Rafael Nadal who went on to win his first ever Cincinnati Open title and record-extending 26th ATP World Tour Masters 1000.Seeds
The top eight seeds receive a bye into the second round.Draw
Finals
Section 2
Bottom half
Section 3
Section 4
Qualifying
Seeds
Qualifiers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Sixth qualifier
