Lucas de Penna (Luca da Penne, Luca da Penna, Luca De Penna) (c. 1325 - c. 1390) was a fourteenth-century Neapolitan jurist and a judge of the Magna Curia at Naples.
He is known for his Commentaria in tres libros Codicis Justiniani imperatoris, a commentary on part of the Code of Justinian. It was printed in 1512. He also wrote a Summaria on Valerius Maximus.