The Portugal national under-17 football team represents Portugal in international football at this age level and is controlled by Federação Portuguesa de Futebol, the governing body for football in Portugal.

The 2003 UEFA European Under-17 Championship was the second edition of UEFA's UEFA European Under-17 Championship. Portugal hosted the championship, during 7–17 May. The format of the competition changed, and only 8 teams entered the competition. Host Portugal defeated Spain in the final to win the competition for the fifth time.