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What else can I help you with?
What relation is my brothers' children to my children?
Nephews and nieces
What relation is my grandaunt's nephews to me?
2nd uncle I believe
What relation is your grandfathers nephews son to you?
3rd cousin
What relation is your nephews grandson to you?
You are their great aunt/uncle.
What relation is my brother's children to me?
Your borther-in-law's children are your nieces and nephews. You are their uncle or aunt, as is your spouse.
What is your uncle-by-marriage's nephews called in relation to yourself?
Your uncle-by-marriage's nephews might be you and your siblings. You are your uncle's nephew or niece.They might be the children of your aunt's siblings (your aunt being his wife), in which case they are your cousins.If they are your uncle's nephews by virtue of being children of his siblings, they are no relation to you at all.
What relation is your uncle to your nephews grandchild?
He would be his great great great uncle
What relation is your nephews son to you?
You would be his Great Uncle and he would be your Great Nephew.
What relation is your sisters daughters children to you?
They would be great nieces or great nephews.
What relation would you call your sister's grandchildren?
They are your great nephews and/or great nieces. Alternately, some people say grand-nephews, grand-nieces.
What would your nephews kid be to you?
Your nephew's children are your great nephews and great nieces (or grand nephews and grand nieces).
What is the relation of your dads nephews daughters daughter to your son?
Second cousins once removed.
