Guy D Gruters was born in 1942 in Sarasota, Florida. His father was away in Europe fighting as a soldier in World War II for 28 months. Guy did not see his father until he was over two years old. His father then moved the family to the Northeast. Guy grew up in Fairlawn, New Jersey. He attended a Catholic school until 9th grade. The family, by then six children, three girls and three boys, then moved back to Sarasota, Florida. Guy finished high school and graduated from Sarasota high school with honors.
By special recommendation of Florida State Representative James D Haley he was accepted to attend the US Air Force Academy in Colorado Springs, Colorado. Guy spent four years there earning a degree in engineering science, graduating in the top 5%, Summa Cum Laude. During this period of his schooling he attended Army paratrooper school in Fort Benning, Georgia. He learned how to handle a parachute and earned his jump wings.