Leonardo was born in El Paso, Texas to his parents in 1938, Nellie and Roque Orosco (both deceased). He was the older brother of Alex Orozco (deceased), Connie Lawrence, Mary (Pete) Markowitch, Frank (Jennifer) Accaira and Leo (Terry) Accaira, their children and grandchildren. While stationed in Germany, he met and married Brigitte. Leonardo settled later in the Denver Metro Area with his family.
Leonardo later worked for many years before retiring from StorageTek in Louisville, Colorado.
He is survived by his wife of 56 years Brigitte Orosco, Son Ed Orosco, Son Ty (Michelle Vanchu-Orosco), Daughter Ira (Michael Goodman), Son Eric (Jenna Corson Orosco), grandson Elio, and granddaughter Piper. He loved his immediate and extended and family friends.
A memorial service will be held at a later date to memorialize his life and service with the US Army at Fort Logan National Cemetary.