The 2003–04 EHF Champions League was the 44th edition of Europe's premier club handball tournament. Montpellier Handball were the reigning champions.
RK Celje won their first ever title, beating SG Flensburg-Handewitt in the final. This was the first time a Slovenian team won the tournament.
Qualification stage {| class="wikitable" width="700" |- ! width="25%" | ! width="10%" | Agg. ! width="25%" | ! width="10%" | 1st match ! width="10%" | 2nd match
Group stage
Group A
Group B
Group C
Group D
Group E
Group F
Group G
Group H
Round of 16 Team #1 Team #2 1st match 2nd match Agg. BM Ciudad Real Chambéry Savoie HB 36–28 33–32 69–60 Skjern Handball SC Magdeburg 30–25 24–34 54–59 CBM Ademar León RK Celje 38–25 21–34 59–59* SG Flensburg-Handewitt Kolding KIF 34–29 33–20 67–49 SC Szeged Montpellier HB 29–22 26–27 55–49 Pfadi Winterthur RK Zagreb 32–29 24–32 56–61 Prule 67 Ljubljana TBV Lemgo 28–28 27–32 55–60 FC Barcelona KC Veszprém 33–29 26–31 59–60
Quarterfinals Team #1 Team #2 1st match 2nd match Agg. SG Flensburg-Handewitt RK Zagreb 30–27 28–26 58–53 SC Szeged SC Magdeburg 30–31 24–28 54–59 RK Celje TBV Lemgo 32–25 28–28 60–53 BM Ciudad Real KC Veszprém 33–24 28–25 61–49
Semifinals Team #1 Team #2 1st match 2nd match Agg. BM Ciudad Real RK Celje 35–36 32–34 67–70 SG Flensburg-Handewitt SC Magdeburg 30–20 26–36 56–56*
Finals Team #1 Team #2 1st match 2nd match Agg. RK Celje SG Flensburg-Handewitt 34–28 28–30 62–58
References
External links EHF Champions League website