Reynaldo Gianecchini (born Reynaldo Cisoto Gianecchini Júnior on November 12, 1972 in Birigüi, São Paulo, Brazil) is a Brazilian actor. He started acting at the age of 6, on the stage of his school in Birigüi, São Paulo.

He graduated with a degree in law from the Pontifica Universidade Católica de São Paulo (PUC-SP) in 1997, but he never practiced it. His dream of becoming actor was delayed by his modeling career. He was a successful model for eight years of which two were overseas, with a house in Paris, but all the while he was traveling to such cities as New York, London, Berlin, and Milan.