Lujo Margetić (18 October 1920 – 17 May 2010)[1] was a Croatian legal historian, member of the Croatian Academy of Sciences and Arts and a professor emeritus of the University of Rijeka.
He finished the Classical Gymnasium in Zagreb and 1943 joined the Croatian Partisans where as a soldier participate in liberation of Primorje and Kvarner.
[2] After end of the war he graduated on the Faculty of Law, University of Zagreb in 1945, where he obtained his Ph.D. in 1946.
In 1948 Margetić moved to Rijeka, where he spent 20 years - 1956 to 1976 - working for Energoprojekt, a local company.
Margetić's scientific focus was legal history of Ancient Rome, Greece, Byzantium, and also Hebrew, German, Lombard, Venetian, Serbian and Albanian law and - in particular - legal history of medieval Croatia.