Pier Antonio Bernabei (1570–1630) was an Italian painter also known as Della Casa.
A native of Parma, Pier Antonio Bernabei was a follower of the style of Correggio. Among his best-known works is a frescoed view of Paradise on the cupola of Santa Maria del Quartiere in Parma. Another renowned fresco is the Assumption for a chapel at the church of San Martino at Traversetolo. There are other works by this master at the Carmelites, and at other public places in Parma. His younger brothers, Francesco and Alessandro Bernabei were also painters.