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She would be his Great Aunt
What else can I help you with?
What is your mothers grandson in relation to her daughter?
Mother's grandson as regards her daughter is either her (daughter's) son or her (daughter's) nephew.
What relation is your uncle's son's son?
The son of your Uncle's son is your uncle's grandson. Your uncle's grandson is your first cousin, once removed.
What are great grandparents brothers and sisters in relation to you?
Your great grandparents brothers and sisters are your great uncles and great aunts.
How is my grandson related to my cousin's grandson?
The grandson of your first cousin and your grandson are third cousins to eachother.
What relationship is a sisters child to a brothers great grandchild?
Your sister's great grandson is your great great nephew. You are his great great uncle, or great great aunt.
What relation is the great great great great great great grandmother's sisters grandson?
nothing
What relation to your grandmothers sisters son's son?
Your sister's son is her grandson and your great nephew. Some use the term "grand nephew."
What relation is your Grandmothers cousin in laws grandson to you?
There is no relation between you and your grandmother's cousin-in-law's grandson.
What relation is your father's great grandson?
Your father's great grandson could be your grandson, or your great nephew.
What relation is your grandson to your sister?
Your grandson is your sister's great nephew and she is his great aunt.
What relation are you to your uncle's grandson?
You and your uncle's grandson are first cousins once removed.
What relation is your grandson to your uncle?
You grandson is great great nephew to your uncle. You uncle is great great uncle to your grandson
What relation is your uncle to your grandson?
You grandson is great great nephew to your uncle. You uncle is great great uncle to your grandson
What relation is your grandson to your sibling's grandson?
The grandchildren of siblings are second cousins to each other.
What relation is your grandson to your great nephew?
Your grandson and your great nephew are second cousins to each other.
What relation is your fathers brother to your grandson?
Great Uncle.
What is your father's sister's grandson relation to you?
Second cousin.
