Your grandfather's brother is your great-uncle. In some countries, he may also be called a granduncle.Continue Reading
Similarly, your grandfather's sister is your great-aunt or grandaunt, and you are her great-nephew (grandnephew) or great-niece (grandniece). A great-aunt or great-uncle is also your mother's or father's aunt or uncle. Great-uncles, great-aunts, great-nephews and great-nieces are part of the immediate extended family in most genealogy structures.
Your spouse's grandfather's siblings are your great-uncles-in-law or great-aunts-in-law, and you are their great-nephew-in-law or great-niece-in-law.
Of course, kinship and familial relations are often different in cultures outside the United States. Thus, it is always important to study what relationships are deemed close family and extended family for your particular heritage.Learn more about Genealogy
Yes, the definition of sister-in-law does include the wife of a spouse's brother. A sister-in-law could also be the wife of one's brother or the sister of one's spouse. Except in unusual cases, one's sister-in-law is not a blood relative.Full Answer >
A "great uncle" refers to any brother of either grandparent. This is also the same as being the uncle of one's father or mother.Full Answer >
Members of Jonas Salk's family tree include his wife, Francoise Gilot, his brother, Lee Salk and his son, Darrell Salk. Jonas Salk, the inventor of the polio vaccine, experimented on his wife and sons, as well as himself, before releasing the vaccine for others to use. His brother Lee was also a doctor, specializing in child psychology and writing books on family relationships.Full Answer >
A niece is the female child of a person's brother or sister. A niece can also be the female child of the brother or sister of a person's spouse.Full Answer >