2003 Copa Sudamericana Explained

Tourney Name:	Copa Sudamericana
Year:	2003
Other Titles:	2003 Copa Nissan Sudamericana de Clubes 2003 Copa Nissan Sul-americana do Clubes
Size:	200px
Dates:	July 29 - December 19
Num Teams:	35
Associations:	10
Champion Other:	Cienciano
Count:	1
Second Other:	River Plate
Matches:	64
Goals:	164
Top Scorer:	Germán Carty (6)
Prevseason:	2002
Nextseason:	2004

The 2003 Copa Nissan Sudamericana was the second edition of CONMEBOL's new international club tournament. It was won by Peruvian club Cienciano, who won the first international trophy for their club and the country. They also qualified to play in the 2004 Recopa Sudamericana.

First stage

Argentina Preliminary

|-!colspan="5"|Argentina III Preliminary|-!colspan="5"|Argentina IV Preliminary|}

Brazil Preliminary

	Qualifies to the Final Brazilian Preliminary

Brazil 4 Preliminary

Venezuela/Bolivia/2002 Champion Preliminary

First round

|-!colspan="5"|Venezuela Preliminary|}

Second round

|-!colspan="5"|Venezuela/San Lorenzo Preliminary|-!colspan="5"|Bolivia Preliminary|}

Peru/Chile Preliminary

|-!colspan="5"|Chile Preliminary|-!colspan="5"|Peru Preliminary|}

Colombia/Ecuador Preliminary

|-!colspan="5"|Colombia Preliminary|-!colspan="5"|Ecuador Preliminary|}

Paraguay/Uruguay Preliminary

|-!colspan="5"|Paraguay Preliminary|-!colspan="5"|Uruguay Preliminary|}

Second stage

Argentina Zone

|-!colspan="5"|Quarterfinalist 4|-!colspan="5"|Quarterfinalist 8|}

Brazil Zone

|-!colspan="5"|Quarterfinalist 2|-!colspan="5"|Quarterfinalist 5|-|}

Venezuela/Bolivia/2002 Champion Zone

|-!colspan="5"|Quarterfinalist 6|}

Peru/Chile Zone

|-!colspan="5"|Quarterfinalist 1|}

Colombia/Ecuador Zone

|-|-!colspan="5"|Quarterfinalist 3|}

Paraguay/Uruguay Zone

|-!colspan="5"|Quarterfinalist 7|}

Quarterfinals

Semifinals

Finals

See main article: 2003 Copa Sudamericana Finals. ----