The Arnolfini Portrait is a 15th-century oil painting by the Flemish painter Jan van Eyck. It is one of the most famous and iconic paintings of the Northern Renaissance. The painting depicts a wealthy couple standing in a room, with the man holding a small dog
From Wikipedia
The Arnolfini Portrait is an oil painting on oak panel by the Early Netherlandish painter Jan van Eyck, dated 1434 and now in the National Gallery, London. It is a full-length double portrait, believed to depict the Italian merchant Giovanni di Nicolao Arnolfini and his wife, presumably in their residence at the Flemish city of Bruges.