| Event: | Men's welterweight |
| Championship: | 2017 World Championships |
| Dates: | 30 June 2017 |
| Venue: | Taekwondowon |
| Competitors: | 68 |
| Nations: | 68 |
| Gold: | Milad Beigi |
| Gold Nation: | AZE |
| Silver: | Anton Kotkov |
| Silver Nation: | RUS |
| Bronze: | Damon Sansum |
| Bronze Nation: | GBR |
| Bronze2: | Aaron Cook |
| Bronze2 Nation: | MDA |
| Prev: | 2015 |
| Next: | 2019 |
See main article: 2017 World Taekwondo Championships.
The men's welterweight is a competition featured at the 2017 World Taekwondo Championships, and was held at the Taekwondowon in Muju County, South Korea on June 30. Welterweights were limited to a maximum of 80 kilograms in body mass.