Around 1627, Van Dyck painted a portrait of the brothers Lucas and Cornelis de Val, Flemish artists. They were hospitable hosts – Van Dyke lived in their house in Genoa, This is the first known art critics pair portrait in the history of portraiture.
Subsequently, van Dyck repeatedly turned to the pair portrait. His brushes belong, for example, portraits of husband and wife – Charles I and Henrietta Maria, children – “Portrait of Elizabeth and Philadelphia Wharton”, ca. 1635-40 and father and son – “Portrait of Richard and his son Guillermo”.
Related Paintings 
Portrait de Charles I et Henrietta Maria – Anthony Van Dyck 
Retrato de Carlos I y Henrietta Maria – Anthony Van Dyck 
Charles I, King of England, on the hunt by Anthony Van Dyck 
Equestrian portrait of Charles I by Anthony Van Dyck 
Portrait of Cornelis Shata by Anthony Van Dyck 
Portrait of a knight with a red armband by Anthony Van Dyck 
Portrait of Geronima Brignole-Sale with her daughter Maria Aurelia by Anthony Van Dyck 
Portrait of three older children of Charles I by Anthony Van Dyck
Portrait de Charles I et Henrietta Maria – Anthony Van Dyck Retrato de Carlos I y Henrietta Maria – Anthony Van Dyck Charles I, King of England, on the hunt by Anthony Van Dyck Equestrian portrait of Charles I by Anthony Van Dyck Portrait of Cornelis Shata by Anthony Van Dyck Portrait of a knight with a red armband by Anthony Van Dyck Portrait of Geronima Brignole-Sale with her daughter Maria Aurelia by Anthony Van Dyck Portrait of three older children of Charles I by Anthony Van Dyck