Gregorio is survived by his son Carlos Preciado; and his daughter Patricia Preciado; his granddaughter Rebeca Montoya and his grandson Gregorio Montoya.
Gregorio was preceded in death by his wife Rosario Santos Preciado; his father Tomas Preciado and his mother Justina Preciado.
Gregorio leaves behind numerous family and friends to cherish his memory.
A services for Gregorio will be held Thursday, July 17, 2025 from 5:00 PM to 9:00 PM at Funeraria Del Angel Chino, 13002 S. Central Ave., Chino, CA 91710. A rosary will occur Thursday, July 17, 2025 at 5:30 PM, 13002 S. Central Ave., Chino, CA 91710. A eulogies will occur Thursday, July 17, 2025 from 6:30 PM to 8:00 PM, 13002 S. Central Ave., Chino, CA 91710. A funeral mass will occur Friday, July 18, 2025 at 12:00 PM at St. Margaret Mary Catholic Church, 12686 Central Ave., Chino, CA 91710. A final resting place will occur Friday, July 18, 2025 at 1:30 PM at Holy Cross Cemetery, 444 E Lexington Ave., Pomona, CA 91766.
