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Your nephew is the son of your sibling and a first cousin of your children
Your grand nephew (or great nephew) is the grandson of your sibling and a second cousin of your grandson
Your great great nephew (or great grand nephew) is the great grandson of your sibling and is a 2nd cousin once removed of your grandson
What else can I help you with?
What is your nephew's son in relation to you?
Your nephew's son is your great nephew.
What relation to you is your sisters sons son?
Your sister's son is your nephew His sons are your grandnephews, and his daughters are your grandnieces.
What relation to you is your nephew's daughter's son?
Your nephew's daughter's son is your great-great nephew. Your nephew's daughter is your great niece.
What relation are you to your nieces sons son?
Your niece's son's son is her grandson. He is your great great nephew and you are his great great aunt or great great uncle, depending on your gender.
Your nephew had a baby what relation is it to you?
The child of your nephew is your great nephew (if a son) or your great niece (if a daughter).
What relation is my brother's son son?
Your brother's son is your nephew. Therefore, your brother's son’s son would be your great-nephew. In summary, your brother's son son is your great-nephew.
What relation is your sisters sons kids to you?
Your sister's son is your nephew His sons are your grandnephews, and his daughters are your grandnieces.
What is your relation to your niece's son?
great nephew
What relation is your great nephew's son to your son?
The relationship sequence:Your nephew/niece is a child of your sibling and your son's first cousin.Your nephew/niece's son is your great nephew (or grand nephew) and your son's first cousin once removed.The grandchild of your nephew/niece (your great nephew's son) is your great great nephew and your son's first cousin twice removed.
What relation is your great nephew to your son?
The relationship sequence:Your nephew/niece is a child of your sibling and your son's first cousin.Your nephew/niece's son is your great nephew (or grand nephew) and your son's first cousin once removed.The grandchild of your nephew/niece (your great nephew's son) is your great great nephew and your son's first cousin twice removed.
You are an aunt to your nephew and he had a kid what relation is the kid to you?
Your nephew's child is your great nephew (if a boy) or great niece (if a girl). You are his or her great aunt.
What relation is your brother to your sons son?
They share a common Grandparent. That makes them first cousins.
