The 2004 Davis Cup was the 93rd edition of the tournament between nations in men's tennis.

[1] First round losers compete in play-off ties with Zonal Group I Qualifiers.

Date: 24–26 September Guatemala and St.Lucia promoted to Group III for 2005.

Venue: Phu Tho Tennis Centre, Ho Chi Minh City, Vietnam (hard) Date: 7–11 April

Venue: Al Hussein Sport City, Amman, Jordan (hard) Date: 7–11 April Venue: Namibia National Tennis Stadium, Windhoek, Namibia (hard) Date: 12–16 May (scores in italics carried over) Venue: Orange Tennis Centre, Kaunas, Lithuania (indoor carpet) Date: 2–8 February (scores in italics carried over) Venue: Tennis Club Ali-Ten, Chișinău, Moldova (clay) Date: 15–18 July (scores in italics carried over)