Perpetuus is Latin for "continuous, entire or universal", and can refer to:
People Saint Perpetuus, sixth bishop of Tours L. Marius Maximus Perpetuus Aurelianus II, a Roman consul (see List of late imperial Roman consuls)
Titles dictator perpetuo, Latin for "dictator in perpetuity" A parish priest of a particular type was called a perpetual curate (curatus perpetuus)
Other Perpetuum mobile