Taekwondo at the 2014 Asian Games – Men's 80 kg

The men's welterweight (80 kilograms) event at the 2014 Asian Games took place on 1 October 2014 at Ganghwa Dolmens Gymnasium, Incheon, South Korea.

A total of 16 men from 16 different countries competed in this event, limited to fighters whose body weight was less than 80 kilograms.

Mehdi Khodabakhshi from Islamic Republic of Iran won the gold medal after defeating Maksim Rafalovich from Uzbekistan in the gold medal match 5–1. The bronze medal was shared by Qiao Sen of People's Republics of China and Farkhod Negmatov from Tajkistan.