Edgar and nephew Prince Charmont
(Ella Enchanted)

Claudius and nephew Hamlet

Jake and nephew Augie

Others not pictured:

Frederick and niece Rosalind
Duke and niece Celia
(As You Like It)

Miraz and nephew Caspian X
(The Chronicles of Narnia: Prince Caspian)

Duke of Exeter and nephew King Henry V
(Henry V)

Leonato and Beatrice
Antonio and Hero
(Much Ado About Nothing)

Ralph Nickleby and nephew Nicholas Nickleby
Ralph Nickleby and niece Kate Nickleby
(Nicholas Nickleby)