Benjamin Casillas was born in San Bernardino, California to Eleno and Beatrice Casillas. He attended San Bernardino High School then joined the United States Marine Corp. He worked as a Commercial Carpenter. Sad to say he lost his life to cancer. He was preceded in death by his mother Beatrice and father Eleno Casillas and also brothers Monaco Eleno Jr and sister Patsy Casillas. He is survived by his brother Steven Casillas, Tom Casillas and sister Charlotte Cervantes and Victoria Medel and from prior marriages son Benjamin Casillas Jr and daughters Caroline, Stephanie, Janice, Andrea and Teresa. He leaves behind his loving wife of 40 years Mary Ann Casillas and four step children Elvia Paiz LeMon, Paul F. Paiz Jr, Angela Paiz and Alice Paiz Garcia. He leaves 20 grandchildren and 18 great-grandchildren and many nieces and nephews. He loved life and enjoyed fishing, golfing and working on his cars. He was an avid Raiders fan. He will be forever missed. Funeral services will be at Mt. View Mortuary in San Bernardino, California on Wednesday, the 24th of February 2021 at 2:00 p.m.