Proculus (died c. 281) was a Roman usurper against Emperor Probus in 280.

Proculus (or Italian Procolo) or Saint Proculus may also refer to:

People Proculus (praenomen), a Roman praenomen Proculus (jurist), 1st century Roman jurist, founder of the Proculeian school Proculus Julius, in the legendary history of the Roman Kingdom Saint Proculus of Verona (died c. 320 AD), first bishop of Verona Saint Proculus of Pozzuoli (died c. 305 AD), martyr Saint Proculus of Bologna (Saint Proculus the Soldier) (died c. 304 AD) Proculus, 6th century bishop of the Roman Catholic Diocese of Narni Proculus (prefect of Constantinople), died 393 Proclus (Montanist), or Proculus, founder of the sect called the Procliani

Churches in Italy San Procolo, Bologna San Procolo, Florence San Procolo, Verona

See also Proculeia gens Proclus (disambiguation) Pontius Pilate's wife, sometimes called Saint Procula