Ludovico Jacobilli ("Ludovicus Jacobillus" in Latin) was an Italian hagiographer and historian, a priest at Foligno.

Jacobilli was born in Rome in 1598 into an illustrious family of Foligno and died in 1664.

His work was mainly concerned with the saints and cities of Umbria.

In 1662 he donated over 5,000 books from his personal library to the Roman Catholic Diocese of Foligno to enhance the seminary library there.

[1] This biographical article about an Italian historian is a stub.