Carlos Alberto Cheppi (born 1955) is an Argentine politician who served as Argentina's ambassador to Venezuela.

Cheppi graduated in agronomy from the National University of Mar del Plata in 1981 and joined the National Agricultural Technology Institute two years later.

He replaced Javier de Urquiza as Minister of Agriculture in July 2008 during the Argentine government's conflict with the agricultural sector.

[1] After leaving the post the following year, Cheppi was appointed ambassador plenipotentiary in the Ministry of Foreign Affairs.

In 2011 he stood unsuccessfully for mayor of Mar del Plata.