Rocco graduated in 1955 from Lincoln H.S. In Ellwood City, PA. He graduated from Marietta in 1959 with a B.S. degree in Petroleum Engineering, and later earned a Masters degree in Chemistry from the College of William & Mary in Williamsburg, VA in 1965.
While at Marietta, Rocco was a member of Lambda Chi Alpha fraternity, the Interfraternity Council, and Student Senate. He was also a member of the Marietta Football and Baseball teams.
After graduating from Marietta, he taught chemistry at Canon-McMillan H.S. In Canonsburg, PA, where he was also an assistant football and baseball coach. In 1966, Rocco began a 29-year career with the Columbia Gas Company as an engineer in the Pittsburgh District. He later served the company as District Plant Manager in Binghamton, NY and later in Toledo, OH. Rocco retired from Columbia Gas in 1994 in Mansfield, OH, where he was the District Manager for North Central Ohio.
Rocco now resides with his wife Betty in Washington, PA and Port Charlotte, FL. He has one son, Rocco, who teaches at Miami University in Oxford, OH.