The 2003 CONCACAF Champions' Cup was the 38th edition of the annual international club football competition held in the CONCACAF region (North America, Central America and the Caribbean), the CONCACAF Champions' Cup.

It was won by Club Toluca after a 5–4 aggregate win over countryfellow club Morelia in the final.

[1][2] The tournament was held between March 6 and October 8.

Club Toluca - 2002 Apertura champion Morelia - 2002 Apertura runner-up Club América - 2002 Verano champion Club Necaxa - 2002 Verano runner-up Los Angeles Galaxy - 2002 MLS Cup champion and 2002 MLS Supporters Shield winner New England Revolution - 2002 MLS Cup runner-up San Jose Earthquakes - 2002 MLS Supporters Shield runner-up Columbus Crew - 2002 U.S. Open Cup winner Alajuelense – 2002 UNCAF Interclub Cup winner Árabe Unido – 2002 UNCAF Interclub Cup runner-up Motagua – 2002 UNCAF Interclub Cup third place Comunicaciones – 2002 UNCAF Interclub Cup fourth place Municipal – 2002 UNCAF Interclub Cup first stage runner-up FAS – 2002 UNCAF Interclub Cup first stage runner-up W Connection - 2002 CFU Club Championship finalist Arnett Gardens - 2002 CFU Club Championship finalist Deportivo Toluca win 6-5 on aggregate Municipal win 5-4 on aggregate América win 4-3 on aggregate Revolution win 5-3 on aggregate LA Galaxy win 3-2 on aggregate Necaxa win 4-3 on aggregate Morelia win 4-1 on aggregate Columbus win 4-2 on aggregate Deportivo Toluca win 4-2 on aggregate Morelia win 6-2 on aggregate Necaxa win 6-2 on aggregate América win 5-3 on aggregate First Leg Second Leg

2003 CONCACAF Champions' Cup Final