Despicable Me Wiki
Daveault2 Illumination entity!
The name Duke does not belong to the Despicable Me franchise.

Duke is a large mutt and a main character in The Secret Life of Pets and The Secret Life of Pets 2. He lives in an apartment with his owners, Katie, Chuck, and Liam, and his adopted brother, Max.

Duke is voiced by Eric Stonestreet.