Aurea is the Latin feminine of aureus (golden). **Saint Aurea of Ostia (d. 270)** was the Roman virgin-martyr drowned with a stone tied around her neck under Emperor Aurelian — patron saint of Ostia.
Also Saint Aurea of San Millán, Spanish hermit-saint, subject of Gonzalo de Berceo's medieval poem.
Aurea reduces to six — the number of golden martyr.