Rear Admiral Spyridon  Lagaras HN, was born in Athens, Greece, on December 9th, 1967. He joined the Hellenic Naval Academy in 1985 and graduated in 1989 as Ensign of the Hellenic Navy.

He has served as Division Officer onboard HS LIMNOS (F451), HS KOSTAKOS (P25), HS ADRIAS (F459),HS SPETSAI (F453)and as Executive Officer on HS SPETSAI. From 2002-2004 he assumed the command of the Fast Patrol Boat HS VLAHAVAS (P74). From 2005-2009 he served as a Staff Officer in C3 Division (Weapon Systems) at the Hellenic Navy General Staff (HNGS). From June 2009– May 2011 he assumed Command of FFGH HS NIKIFOROS FOKAS (F466), an S-TYPE frigate. He has served at the Supreme Headquarters Allied Powers Europe (SHAPE NATO), Mons (Belgium), as a Special Agent in Allied Command Counter Intelligence (ACCI), from June 2011 to June 2014. From 2014 to June 2017 he served as the Chief of Staff of the NATO Maritime Interdiction Operational Training Centre (NMIOTC). From June 2017 to March 2018 he was the Chief of Staff of Frigates Command. From January 2018 up to May 2019 he assumed the duties of the Commandant of the Second Frigates Squadron. From May 2019 up to October 2020 he served as the Commandant of the Hellenic Navy Tactical Training School (HNTTS). From October 2020 up to March 2021 he served at the Armaments Directorate of the HNGS. In March 2021 after his promotion to Commodore, he served as C Branch Director (Weapons, Electronics, Logistics Plans/Policy, Infrastructure) at the HNGS up to March 2023 when he assumed the duties of the Commandant of the Frigates Command (COMHELFRIG) up to March 2024.

In January 2024, he was promoted to Rear Admiral and assumed the duties of the Deputy Commander in Chief of the Hellenic Fleet.

He has successfully attended a number of military and civilian courses and schools among which are the following:

• General and Specialized  training at the Hellenic Navy Training Center – Speciality in Weapons Systems (1993)

• Naval Postgraduate School (NPS) in Monterey, California USA in 1999, where he received a MSc in Electrical Engineering and a MSc in Applied Physics ( Weapons Systems Engineering)
• Hellenic Naval Staff and Command College (2000)
• Supreme Joint Staff War College (2005)
• National Technical University of Athens (NTUA) , where he received a PhD degree in Electrical and Computer Engineering (2008)
• Hellenic National Defence College (2018)

He was promoted as follows:

• Lieutenant J.G. 1992
• Lieutenant 1996
• Lieutenant Commander 2001
• Commander 2008
• Captain 2015
• Commodore 2021
• Rear Admiral 2024

He has participated in multinational operations Desert Shield, Desert Storm, Sharp Guard, Enduring Freedom, Active Endeavor OSG (Commandant FOCOPS) and Atalanta (CO HS NIKIFOROS FOKAS – F466).

He is married and he has two children.

He speaks English and French.