She was preceded in death by her parents, Octaviano De Leon, Sr. and Guadalupe Martinez, as well as her siblings Delia De Leon, Lupita De Leon, and Octaviano De Leon, Jr.
She is survived by her niece Rose A. (Benjamin S.) Kanten, nephew O. Leo De Leon, great niece Bella R. (Phares A., Jr.) Frantz, great nephew Benjamin N. Kanten, great-great niece Luna-Ray N. Frantz, and numerous cousins.
A visitation for Isabel will be held Monday, February 24, 2025 at 10:00 AM at Funeraria del Angel Corpus Christi, 549 Cheyenne St, Corpus Christi, Texas 78405. A prayer service will occur Monday, February 24, 2025 at 12:00 PM, 549 Cheyenne St, Corpus Christi, Texas 78405. A burial will occur Monday, February 24, 2025 at 2:30 PM at Rose Hill Memorial Park, 2731 Comanche St, Corpus Christi, Texas 78408.