Probably from an Altenberg Workshop
Tellschütz, Germany, circa 1515
Dresden State Art Collections, Sculpture Collection, SAV 2677a2
In some versions of St. Hippolytus's legend he was a soldier, so the artist has given him 16th-century armor and a shield emblazoned with a cross. The small horse at his right flank is his attribute, referring to legends that say he died by being dragged or pulled apart by horses.
Read more about images of St. Hippolytus.
Source: this page at Wikimedia Commons.