Grand Dad Plankton is the paternal grandfather of Sheldon J. Plankton, the father-in-law of Mama Plankton, the husband of Granny Plankton, the paternal great-grandfather of Chip Plankton II, and also the grandfather-in-law of Karen Plankton. He appears in the episodes "One Coarse Meal" and "Blood is Thicker Than Grease."
Description[]
His body is deep green and he has a light yellow eye with a red pupil. He also has a gray beard and three dark green dots on the top left side of his head.
Biography[]
When he was an adult, he married Granny Plankton.
They had at least two children, both sons. They are Gordon and Silas Plankton.
He, along with the other Plankton family members, are eaten by a whale.
He was also the grandfather of Sheldon J. Plankton and his numerous cousins.
Role in series[]
"One Coarse Meal"[]
He appears in Plankton's nightmare, where Plankton is eaten by Pearl and he gets to talk to his grandfather, who was also eaten.
"Blood is Thicker Than Grease"[]
When Ma and Pa describe that the entire Plankton clan can fit in their new trailer, Grand Dad Plankton is among the family members seen.
Trivia[]
- Just like his grandson, he has Cetaphobia.
Gallery[]
| Plankton (V • E) | |
|---|---|
| Plankton: | Sheldon J. Plankton • Clem • Rufus • Rainchild • Gordon Plankton • Granny Plankton • Basia • Alvin • Silas Plankton • Planktonamor • Dead Eye Plankton • Grand Dad Plankton • Green PlanKrab • Ideal Plankton • Cousin Marvin • Ma Plankton • Moe Bros • PlanKrab • Plankton zombies • Planktonamor • Red PlanKrab • Seymour • Sheldon J. Plankton (Bikini Bottom 2) • Planky • Jack Plankton |