Rear Admiral Luigi Sinapi was born in Grosseto on August 27 1967.


He attended the Liceo Classico Vitruvio Pollione in Formia and  joined the Naval Academy in Livorno in 1985.
Rear Admiral Sinapi was:
- Commanding Officer of the MIRTO Survey Vessel
- Naval Staff Officer at the NATO Navy Command in Naples
- Commanding Officer of Frigate ZEFFIRO
- Commanding Officer of Destroyer DURAND DE LA PENNE
- Head of the Financial Planning, the Operations and Logistics departments of the Navy General Staff
Since October 2015, RAdm Sinapi has been the director of the Istituto Idrografico della Marina, the Italian Navy Hydrographic Office, based in Genoa.
Among the many medals and decorations he was awarded in the course of his career, RAdm Sinapi received the Commemorative Medal for the 11th Italian Expedition to Antarctica, NATO Medals for the former state of Yugoslavia and Kosovo operations, and the Order of Merit of the Italian Republic (Knight).
RAdm Sinapi earned the following:
- II level degree in Physics at the University of Lecce
- I level degree in Navigation and Maritime Science at the University of Pisa
- II level degree in International Diplomacy at the University of Trieste
- II level master in Marine Geomatics at the University of Genoa (IHO-FIG-ICA, Category A Hydrography)
- Master in International Strategic and Military studies at the CASD, Centre for the Defense Higher Studies, Rome
RAdm Sinapi taught hydrography and geodesy at the Parthenope University, Naples, and has published a number of essays in national and international journals and reviews.
He is member of a number of technical and scientific national and international committees in the fields of navigation, hydrography, cartography, marine geophysics and oceanography. He is Chairman of IHO MBSHC, Mediterranean and Black Sea Hydrographic Commission and of IHO HSSC, Hydrographic Services and Standards Committee.
RAdm Sinapi is married to Dr. Loredana Lupoli and has two sons, Giovanni and Angelo.
His hobbies are navigation, sailing, basketball and tennis.