Grandpa McCormick
| Gender | Male |
| Age | 60-70 |
| Hair Color | grey |
| Occupation | Unknown |
| Religion | Roman Catholic |
| Son | Stuart McCormick |
| Daughter in law | Mrs. McCormick |
| Grandson | Kevin McCormick |
| Granddaughter | Karen McCormick |
| Grandson | Kenny McCormick |
| Voiced by | Unknown |
| First Appearance | ( Fat Camp ) |
He's known as a drunk from 'Chicken Pox' got a Full Body Massage from GrandSon "Kenny McCormick"