Igor Alegro Nazario is a Brazilian director, cinematographer, and editor. He has worked on music videos, short and feature films.

His most notable work includes editing the feature Ursa (2021), directed by William de Oliveira, screened at festivals such as Olhar de Cinema, CINEBH, FESTin, and the Vitória Film Festival. In 2024, he received the award for Best Editing in a Short Film at CINEMAZ – International Film Festival (Varginha/MG) for Um Casamento Artificial (2023), directed by Raphael de Jesus.