Rear Admiral Gboribiogha John Jonah joined the Nigerian Defence Academy Course 16 in June 1974 as a Naval cadet. He passed out of the Academy in December 1975 as the best Naval Cadet and was awarded a silver medal. He later proceeded to the Britannia Royal Naval College, Dartmouth in England where he did the International Midshipman course 1976/77 and passed out in first class (Academics). He was commissioned in July 1977.
He went on to have a distinguished career at the Nigerian Navy where he held several appointments and rose through the ranks, after which he voluntarily retired from service in 2001 as a Rear Admiral. His last appointment before his voluntarily retirement from Service was as the Commandant, National Defence College Abuja.
He was awarded Distinguished Service Star (DSS) in 2001 and is a member of the Nigerian Society of Engineers. He was conferred with the Nigerian national honour of Officer of the Order of the Niger (OON). He was the President of the International Association of Peace Training Centres 2008-2009. His hobbies include: swimming, sailing, fishing, and reading. He is married to Seleipre and they have 5 children: OpueneAboye, Tonye, Daukoru and Lelegite.