No, it has to run on your side, as far as I have read anyway.
Your maternal grandfather's side of the family is referred to as your maternal grandfather's lineage or maternal grandfather's family.
Maternal grandfather in Cantonese is 阿公 (aa3 gung1).
They both are.
sororal
Your mother's father is your maternal grandfather.
His paternal grandfather was Charles Martel. His maternal grandfather was Caribert of Laon.
That would be your father's mother. Your mother's mother is your maternal grandmother.
Your mother's father.
Grandfather in Kikuyu is "Jiin" for paternal grandfather and "Njeri" for maternal grandfather.
maternal grandfather -maternal grandmother
There's no such thing. You have two grandmothers: Maternal (mother's mother) and paternal (father's mother). Fraternal means "brother."
Maternal Grandfather