Lieutenant General Leonidas Kakavas was born in 1965 in Patra. He entered the Hellenic Army Academy and graduated in 1986 having received his commission as Engineers 2nd Lieutenant.
As a junior officer he served in Campaign Units as a Platoon and Company Leader.
He attended all related Engineers Schools. Additionally, he attended the Strategic Information School.
In 1999 he attended the Supreme War College.
During his career as a senior officer he served as a staff officer in 95 Higher National Guard Battalions Command, in HAGS/A2 and in the HAGS/Chief ‘s Staff Office.
From 2005 to 2008 he was appointed to the post of staff officer at JFC Headquarters, Naples.
In 2008 he was assigned the task to organize the 747 Special Engineers Battalion and became its first Commander.
In 2011, when promoted to the rank of Colonel, he attended the National Defence College and then he was appointed to the post of Commander at the Engineers Training Center in Nafplio.
In 2014 he became Engineers Commander at the Higher Military Command of Interior and the Islands.
In 2015 he was promoted to Brigadier General and became the Director of HAGS/B1 Dte/B Branch.
In 2018 he was promoted to Major General and became the Director of B Branch.
Lieutenant General Leonidas Kakavas has been awarded all decorations, commendations and medals provided for his rank. He has also been awarded the NATO Medal, as well as the Commendation for his participation in the NATO Peace Support Operation in Bosnia-Herzegovina.
He holds a diploma in Civil Engineering of the Democritus University of Thrace.
He is married to Mrs. Maria Petroula and has one son.
He speaks English.