Marta scored her first senior international goal in Brazil's 3–0 win over Peru at the 2003 Copa América.
On April 25, 2003, Marta scored her first senior international goal against Peru at the 2003 Copa América. This early triumph was pivotal as it marked her emergence on the global stage and contributed significantly to Brazil's path to winning the tournament title. Her goal-scoring prowess from this point forward would cement her as one of football's elite talents.