Your sister is your son's aunt. Your sister's daughter is your sons first cousin. Your sister's daughter's son (your sister's grandson) is your son's first cousin, once removed.
She is your third cousin.
Your sister's son is your nephew His sons are your grandnephews, and his daughters are your grandnieces.
Charles Drew had 3 sister, 1 son, a wife, 3 daughters, and a son.
Your sister's daughter is your niece. If you are a woman, you are your niece's aunt; if you are a man, you are your niece's uncle. Your sister's son is your nephew.
Your sister's son is your nephew His sons are your grandnephews, and his daughters are your grandnieces.
The daughters of your sister are your nieces.
No, because my father's sister (my aunt) does not have any sons, she only had daughters.
You would be his Great Uncle or Great Aunt He in turn would be your Great Nephew.
Yes. At his death he was surrounded by them: his wife, his two daughters, and his sister Joan. His son and all of his brothers had predeceased.
Your daughter's husband is your son-in-law.
They are second cousins
If your sister-in-law is the sister of your spouse, her son is not related to your sister's son. If your sister-in-law is the wife of your brother, her son and your sister's son are first cousins.