Aurelius m. Latin Aurelia, the name of a plebeian Roman gens, of uncertain origin. It may be derived from Latin aureus 'golden', as older forms of both Aurelia/Aurelius and aureus are also found spelled with -s- instead of -r.
The name of an important 2nd C Roman emperor and philosopher, the name of a 5th C Romano-British leader who is sometimes identified with King Arthur, a 5th C saint, and a 9th C Spanish martyr.