Evangelist-with-lion - Public domain dedication image

Probably an evangelist with a lion, indicating that this is Mark, the presumed author of Mark’s Gospel.

St. Mark was a disciple of St. Peter and is believed to have accompanied him on his missionary journeys. According to tradition, he was the first bishop of Alexandria and was martyred for his faith. He is remembered for his contribution to the spreading of the Christian message and is honored as one of the Four Evangelists.

The depiction of St. Mark with his symbol the lion is a popular subject in Christian art, St. Mark is often shown holding a book or scroll, representing the Gospel of Mark, with the lion at his side.