Valeria Maximilla was a Roman Empress and wife of Emperor Maxentius.
Possible portrait, Musée Saint-Raymond.
Empress "Faustina" visiting St. Catherine
Catherine of Alexandria, also spelled Katherine, was, according to tradition, a Christian virgin and martyr, who suffered martyrdom in the early 4th century at the hands of the emperor Maxentius. Acco
Caravaggio, Saint Catherine of Alexandria, 1598–99, Thyssen-Bornemisza Museum
Icon of Saint Catherine of Alexandria, with scenes from her martyrdom
Saint Catherine of Alexandria by Artemisia Gentileschi, c. 1619
The Mystic Marriage of Saint Catherina by Anthony van Dyck, 1618-20.