Carlos Oscar Pachamé (born 25 February 1944) is a former Argentine footballer and coach.
As a player, Pachamé was a defensive midfielder for the Estudiantes de La Plata team that won three successive editions of the Copa Libertadores.
He also played for the Argentina national team and Boca Juniors. Later in his career he had short spells with Quilmes, Lanús and Rochester Lancers.
After retirement, Pachamé became a coach. Under Pachamé, the Argentina under-20 team took second place in the 1983 U-20 World Cup.