Gregorio Cortez, age 66, of Chicago, Illinois, was born in Jojutla, Morelos, Mexico on March 12, 1959, and passed away on Thursday, March 27, 2025. Gregorio was beloved lifelong partner of Carmen Gali; most loving father of Victor (Angela) Cortez, Luis Manuel (Jaimy) Cortez, Marisol (Walter Posada) Cortez, and Yajaira (Hugo) Cortez-Martinez; step-father of Jorge (Dayana) Gali, Juan Gali, and Nicole (Javante) Bell; adoring grandfather of Yasmine (Jaime Estrada) Gali, Marissa Gali, Jessica Cortez, Joseph Cortez, Angel Chavez Cortez, Monserrat Cortez, Julissa Martinez, Aryanna Bell, Natalya Bell, Jacob Posada, Jocelyn Posada, Vicente Bell, Jimena Martinez, and Armani Cortez; most adoring great-grandfather of Nayeli Marrero; dear son of the late Francisco Cortez Lopez and Josefa Nieto Trejo; beloved brother of Facundo, Alberto, Minerva, Maria Guadalupe, Carmen, Gabriela, Patricia, Luis Enrique, Santiago and Francisco. Loving uncle to many nieces and nephews.