| Club: | Deportivo de La Coruña |
| Season: | 2003–04 |
| Manager: | Javier Irureta |
| Stadium: | Estadio Riazor |
| League: | La Liga |
| League Result: | 3rd |
| Cup1: | Champions League |
| Cup1 Result: | Semi-finals |
| Cup2: | Copa del Rey |
| Cup2 Result: | Round of 16 |
| Pattern La1: | _depor0304h |
| Pattern B1: | _depor0304h |
| Pattern Ra1: | _depor0304h |
| Pattern Sh1: | _depor0304h |
| Pattern So1: | _depor0203h |
| Leftarm1: | FFFFFF |
| Body1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Shorts1: | 312BC1 |
| Socks1: | 312BC1 |
| Pattern La2: | _depor0304a |
| Pattern B2: | _depor0304a |
| Pattern Ra2: | _depor0304a |
| Pattern Sh2: | _depor0304a |
| Pattern So2: | _depor0203a |
| Leftarm2: | 2D4689 |
| Body2: | 2D4689 |
| Shorts2: | ED0922 |
| Socks2: | ED0922 |
| Pattern La3: | _depor0304t |
| Pattern B3: | _depor0304t |
| Pattern Ra3: | _depor0304t |
| Pattern Sh3: | _depor0304t |
| Pattern So3: | _depor0203t |
| Leftarm3: | 2D4689 |
| Body3: | 2D4689 |
| Shorts3: | ED0922 |
| Socks3: | 2E2A4D |
| Prevseason: | 2002–03 |
| Nextseason: | 2004–05 |
During the 2003–04 Spanish football season, Deportivo de La Coruña competed in La Liga.
Deportivo reached the semi-finals of the UEFA Champions League, being knocked out by eventual champions Porto 1–0 on aggregate, Porto's goal coming from a Derlei penalty in the second leg at Estadio Riazor.
Squad at end of season[1]
(January)
See main article: 2003–04 La Liga.
Round 6
Deportivo-Atlético Madrid 5-1
1-0 Fran 6'
1-1 Matías Lequi 11'
2-1 Enrique Romero 31'
3-1 Sergio 50'
4-1 Walter Pandiani 55'
5-1 Lionel Scaloni 90'