The 2004 Melbourne Cup was the 144th running of the Melbourne Cup, a prestigious Australian Thoroughbred horse race. The race, run over , was held on 2 November 2004 at Melbourne's Flemington Racecourse.
It was won by Makybe Diva at the age of six, trained by Lee Freedman and ridden by Glen Boss.
This is a list of horses which ran in the 2004 Melbourne Cup.