Hans (c. 1465-1524), and Hans (c. 1497-1543); German painters.
Holbein is a crater on Mercury. It has a diameter of 113 kilometers. Holbein is named for the Germain painters Hans Holbein the Elder, who lived from 1465 to 1524, and Hans Holbein the Younger, who lived from 1497 to 1543. (wikipedia entry)
A crater is a circular depression likely created by an impact event. On Mercury they are named after deceased artists, musicians, painters, and authors who have made outstanding or fundamental contributions to their field and have been recognized as art historically significant figures for more than 50 years.
Image Source. Marker locations are approximate and may not always appear to align with image on map.