Isauro "Jimmy" Castro IV of Uvalde passed away on August 10, 2019 at San Antonio Metropolitan Hospital at the age of 42. He was born on July 2, 1977 in Uvalde to Juanita (Ybarra) and Isauro Castro III. He is survived by his wife, Gracy Castro of Uvalde; mother, Juanita Gomez and husband, Hector of Batesville; maternal grandmother, Amelia Ybarra; daughter, Jessica Gutierrez; sons, Jimmy Ryan Castro and Justin Ray Castro, all of Uvalde; sister, Joann Castro; brother, Joshua Gomez, both of Round Rock TX; granddaughter, Andrea Carreon; and numerous aunts, uncles, nieces, nephews, and cousins. Funeral mass will be held on Wednesday, August 14, 2019 at 10:00 a.m. at Sacred Heart Catholic Church with burial following in Hillcrest Cemetery. Pallbearers will be Raul Munoz, Joe Saiz, Oscar Hernandez, Jr., Gustavo Martinez, Jr., Jason Ybarra, Armando Ybarra, Jr. Honorary pallbearers will be Joaquin Perez, Jr. and Francisco Rocha.