Jacobus Balduinus (about 1175 – 10 April 1235) was an Italian jurist.
He was born in
Bologna
Bologna (, , ; egl, label=Emilian language, Emilian, Bulåggna ; lat, Bononia) is the capital and largest city of the Emilia-Romagna region in Northern Italy. It is the seventh most populous city in Italy with about 400,000 inhabitants and 1 ...
probably about 1175, and is reputed to have been of a noble family. He was a pupil of Azo, and the master of
Odofredus
Odofredus (died 3 December 1265) was an Italian jurist. He was born in Ostia and moved to Bologna, studying law under Jacobus Balduinus and Franciscus Accursius. After working as an advocate in Italy and France, he became a law professor in Bolog ...
Orléans
Orléans (;"Orleans" (US) and civil law at the
University of Bologna
The University of Bologna ( it, Alma Mater Studiorum – Università di Bologna, UNIBO) is a public research university in Bologna, Italy. Founded in 1088 by an organised guild of students (''studiorum''), it is the oldest university in continu ...
caused Balduinus to be elected
podestà
Podestà (, English: Potestate, Podesta) was the name given to the holder of the highest civil office in the government of the cities of Central and Northern Italy during the Late Middle Ages. Sometimes, it meant the chief magistrate of a city ...
of the city of
Genoa
Genoa ( ; it, Genova ; lij, Zêna ). is the capital of the Italian region of Liguria and the sixth-largest city in Italy. In 2015, 594,733 people lived within the city's administrative limits. As of the 2011 Italian census, the Province of ...
, where he was entrusted with the reforms of the law of the
Genoese Republic
The Republic of Genoa ( lij, Repúbrica de Zêna ; it, Repubblica di Genova; la, Res Publica Ianuensis) was a medieval and early modern maritime republic from the 11th century to 1797 in Liguria on the northwestern Italian coast. During the La ...
. He died at Bologna in 1235, and has left behind him some treatises on procedure.