Terrence Trammell and Anier García became the 11th and 12th men to win multiple medals in the 110 metres hurdles.

[3][4] Behind him, returning silver medalist Terrence Trammell had a slight lead despite touching nearly every hurdle.

But Liu Xiang of China, who had finished third at the 2003 worlds, had a strong first half of 2004 and was favored in Athens.

[2] Croatia, Ecuador, Estonia, Georgia, Indonesia, Serbia and Montenegro, Slovenia, and Ukraine each made their first appearance in the event.

For the men's 110 metres hurdles, each National Olympic Committee was permitted to enter up to three athletes that had run the race in 13.55 seconds or faster during the qualification period.

The following national records were established during the competition: All rounds were held on separate days for the first time since 1972.