Ernesto Cristaldo (born 16 March 1984) is a Paraguayan footballer.
Cristaldo moved to Bolivian ex-champions The Strongest in January 2012.
Cristaldo played for Paraguay at the 2003 FIFA World Youth Championship and the 2004 Olympics, where he won a silver medal.
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.
This biographical article related to a football midfielder from Paraguay is a stub.