Cristino served in the United States Navy for 21 years as a Submariner. He also served on various other ships. He concluded his military career as an instructor at the Great Lakes Naval Base. Upon retiring from the military, Cristino continued to work for 20 years as an electrician, but found his greatest calling as an Ordained Pastor. He faithfully served Our Lord and Savior, Jesus Christ, as the Associate Pastor of Family Bible Church.
Cristino leaves behind his beloved wife of 57 years, Georgia (Flores); three sons, Sonny, Richard, and James; eight grandchildren, Brittney, Alexander, Amanda, Zasharina, Keegan, Morgan, Kayla, and Rylee; a sister, Fely; a brother, Fernando; and sister-in-law, Zenaida. He is also survived by several other family and friends.