Your niece in-law, or your niece by marriage.
You would be her Aunt or Uncle. The child would be your Niece.
Your sister's daughter is your niece and you are either her aunt or her uncle. The English language has no term for your niece's husband, other than calling him "niece's husband."
Your sister's daughter is your niece. You are her aunt if you are a woman, or her uncle if you are a man.
Your sisters daygter is your neice!
Your sisters daygter is your neice!
Your daughter and your sister's child are first cousins. Your daughter and your sister's grandchild are first cousins, once removed.
Your sister is great aunt to your daughter's child. The child is your sisters great nephew (if a boy) or great niece (if a girl).
The relation of the mother;s sister to daughter is niece-aunts.
Yes she has a daughter named Grace Penner!
If she is your sisters daughter then she is your neice :)
That would be second cousin once removed. Your parent and your grandmother's sisters daughter were first cousins. You and the daughter's daughter are second cousins. There is a difference on one generation between the two of you.
Your first cousin's nephew's daughter is your first cousin twice removed.
she would be your grandmals sisters sons daughter =)
She is your niece.
your brother's daughter is you niece
Your aunt's daughter is your first cousin.