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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.
What else can I help you with?
What do you call your grandfathers uncle?
Your grandfather's uncle is your great great uncle. Your grandfather's brother would be your great uncle
What relation to you is your son-in-laws brother?
There is no genealogical relationship. He is just your son-in-law's brother.
Who is my mother's brother?
In relation to yourself, the brother of your maternal parent is known as your maternal uncle.
What relation am i to my great grandfather's brother's son?
fourth cousin
What relation is my grandfather's brother's daughter's daughter?
3rd cousin I think:-)
What relation is your grandfathers sisters son to you?
cousin
What is my grandfather's brother to me?
Your grandfathers brother to you is your Great Uncle!
What relation is your grandfathers nephews son to you?
3rd cousin
What do you call your grandfathers brother?
Your grandfather's brother is your great uncle.
What relation is your great grandfathers dad to you?
Your great great grandfather.
What relation is by brother's brother-in-law to me?
No relation
If my grandfathers brother has a grandaughter how are we related?
You would be second cousins.
What Relation is my Grandfathers Sisters Sons Daughters niece to me?
Most likely they would not be related to you
What do you call your great grandfathers brother?
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
What is the relation of your brother to your husband?
Brother-in-law
What relation is your mothers brother to your nephew?
brother
What relation is YOUR wife's brother?
Brother in law
