Rodrigo Daniel Marangoni (born February 21, 1978, in Paraná, Entre Ríos Province) is a former Argentine football midfielder who played for last time in Atlético Huila.

A player of good passing skills, he is also a freekick specialist.

Marangoni started his professional career in 1997 with Vélez Sársfield. The following year he was loaned to second division club Atlanta, but shortly after he returned to Vélez. In 2000, he joined Arsenal de Sarandí, but left the club after making only seven first-team appearances.

In 2001, Marangoni spent some time with Almirante Brown de Arrecifes. In 2002, he moved to Bolivia and signed for Aurora. During his spell in the Liga de Fútbol Profesional Boliviano, he became a fundamental figure for the club scoring 27 goals in 66 games. In 2003, Marangoni returned to Argentina joining Douglas Haig before transferring to Club Guillermo Brown a year later. In 2006, he relocated to Colombia, where he wore the colors of first division club Atlético Huila. His impressive displays awoke the interest of Deportes Tolima, which signed him in 2008.