The men's welterweight is a competition featured at the 2011 World Taekwondo Championships, and was held at the Gyeongju Gymnasium in Gyeongju, South Korea on May 2 and May 3. Welterweights were limited to a maximum of 80 kilograms in body mass.

Results Legend DQ — Won by disqualification N — Not match P — Won by punitive declaration

Finals

Top half

Section 1

Section 2

Section 3

Section 4

Bottom half

Section 5

Section 6

Section 7

Section 8

References Draw Draw