Grandpa Seville is the father of Dave and the adoptive grandfather of The Chipmunks. He's Grandma Seville's husband.
Appearance
Grandpa Seville is an old man with white hair, a red cap, a light blue or red shirt and a blue work apron.
Personality
Grandpa Seville is shown in his first appearance as clumsy, naive and with a bad memory though these characteristics aren't shown in the following episodes. And he is also known as grandfatherly, rational, accountable, nice, diligent, protective, affectionate, sweet-tempered, encouraging, valiant, independent, loving, loyal and erudite.