Carlos Alberto Gamarra Pavón (Spanish pronunciation: [ˈkaɾlos alˈβeɾto ɣaˈmara paˈβon]) (born 17 February 1971) is a Paraguayan former professional footballer who played as a centre back.

[2] Throughout his career, Gamarra was known for his leadership, physical strength, ability in the air, heading accuracy, and outstanding tackling skills, which made him one of the most respected defenders in South America.

Benfica for the Portuguese 1997–1998 season, before returning to Brazil, this time with SC Corinthians, where he won Serie A Brazilian Championship in 1998.

Atlético were surprisingly relegated in 2000, and Gamarra briefly moved back to Brazil, this time joining Flamengo.

Gamarra played in all four of Paraguay's games, garnering great respect for his defensive skills, and did not concede a single foul in any of his side's matches.

Gamarra played every single minute of Paraguay's campaign, and again completed his side's participation without conceding a foul.

On 4 August, before the Summer Olympics began, he played in a preparation game against the Portugal of Cristiano Ronaldo in the city of Algarve, resulting in a 5–0 defeat.