Lia Mônica Rossi (Niterói, November 16, 1945 - Curitiba, September 9, 2018) was a Brazilian actress. She started and ended her acting career early to dedicate herself to Design, becoming a PhD in Design with a study in the area of "Sertanejo Art Deco" in the city of Campina Grande, Paraíba, Brazil, while she was a professor at the Universidade Federal of Campina Grande.

She was the daughter of Renata Zani de Rossi and Aldo Rossi.