Carlos Oscar Pachamé (born 25 February 1944) is an Argentine former football player and coach, who played as a midfielder.

As a player, Pachamé was a defensive midfielder for the Estudiantes de La Plata team that won three successive editions of the Copa Libertadores from 1968 to 1970, and the 1968 Copa Intercontinental.

In those teams, he formed part of a fearsome midfield, along with Carlos Bilardo and Eduardo Flores.

Later in his career he had short spells with Quilmes, Lanús, Independiente Medellin and Rochester Lancers.

He was an assistant coach, during the tenure of Carlos Bilardo as the coach of the Argentina, when the team won the 1986 FIFA World Cup in Mexico and finished second in the 1990 FIFA World Cup in Italy.