David is survived by his wife, Francisca Mancilas; his daughters Ruby Mancillas Rocha (Jose Armando III) and Ariell Mancillas; his brothers Daniel Mancillas (Dominga), Cruz Mancillas (Gloria), Marcos Mancillas (Pamela), Lulu Mancillas (Lucy), sisters Gracie Mancillas, Yolanda Mancillas, Estella Mancillas and Hilda Sevilla (Daniel); and his grandson Draven Kane Rocha and numerous Nieces and nephews.
David was preceded in death by his parents Guadalupe Mancillas and Cruz Mancillas; his sister Alicia Maria Mancillas.
A visitation for David will be held Thursday, May 13, 2021 from 2:00 PM to 9:00 PM at Heavenly Grace Funeral Home, 26873 N. White Ranch Road, La Feria, Texas 78559. A rosary to follow at 7:00 PM. A Funeral Mass will occur Friday, May 14, 2021 at 10:00 AM at St Francius Xavier Catholic Church, La Feria, TX. A burial will occur Friday, May 14, 2021 at 11:00 AM at Heavenly Grace Memorial Park, 26873 N. White Ranch Road, La Feria, Texas 78559.
Fond memories and expressions of sympathy may be shared at www.heavenlygracergv.com for the Mancillas family.