Oh, dude, you call your great grandfather's brother your "great great uncle." Yeah, it's like the great granddaddy of uncles or something. So, if you ever run into him at a family reunion, you can be like, "Hey, what's up, great great uncle?" and he'll probably be like, "Who are you again?"
Your grandfather's uncle is your great great uncle. Your grandfather's brother would be your great uncle
At most, each person has: 1 Father 2 Grandfathers 4 Great-grandfathers 8 Great-great-grandfathers - etc. If there have been marriages between cousins, the number of individual ancestors may be reduced as one person fits tow or more places on the family tree.
Your grandfather's brother is your Great Uncle.
Since your great grandfather was brother to the other person's great grandfather, the two great grandfathers had at least one parent in common. That parent is your common ancestor, the great great grandparent of both of you. People who share a grandparent are first cousins. People who share a great grandparent are second cousins. People who share a great great grandparent are third cousins. You are third cousins.
He would be your great-great uncle.
Your grandfather's brother is your great uncle.
He would be your great great uncle, but you could call him whatever endearing name you both prefer. my great grandfathers brother or my great uncle
Your grandfather's uncle is your great great uncle. Your grandfather's brother would be your great uncle
Your grandfathers brother to you is your Great Uncle!
Your father's grandfather is your great grandfather.
My great great second, half, brother in law who's great great grandfathers....son.
Your Grand Uncle(great uncle) would be your grandmother or grandfathers brother.
Your great grandmother's brother is your great great uncle.
Your grandfather's brother is your great uncle.
Your grandfather's brothers would be the uncles of your parent. That would make them your great uncle.
You would be second cousins.
They call him "Great Uncle (his name)."