2004 in men's road cycling is about the 2004 men's bicycle races governed by the UCI.

World championships

The World Road championships were held in

Verona, Italy Verona ( , ; vec, Verona or ) is a city on the Adige River in Veneto, Italy, with 258,031 inhabitants. It is one of the seven provincial capitals of the region. It is the largest city municipality in the region and the second largest in north ...

Grand Tours

UCI Coupe du Monde

2.HC Category races

The prefix ''2'' indicates that these events are stage races.

1.HC Category races

The prefix ''1'' indicates that these events are one-day races.

2.1 Category races