Your mother's brother is your uncle. Your father is his brother-in-law but he could also have other brothers-in-law.
These would be men married to his other sisters, or the brothers of his wife.
If they are men who married his other sisters, they are your uncles. If they are brothers of his wife, they are not related to you.
If your mother's brother-in-law is your father's brother, then his mother is your grandmother.
If your mother's brother-in-law is the husband of her sister (your aunt), his mother is not related to you.
Your mothers brother is your uncle.
You are your mothers brothers' niece (if you are female) or nephew (if you are male).
Your mother's brother is your uncle and you are his niece (if you are female) or nephew (if you are male).
The brother of your uncle's wife. You are not related as there is no common ancestor.
His relationship to you is brother-in-law.
Your neice by marriage
You are your brother's wife's brother-in-law, if you are male. But your brother's wife can also have brothers-in-law who are not related to you or to your brother. They would be the husband's of the wife's sisters.
uncle
Your mother's brother is your uncle. Your father is his brother-in-law but he could also have other brothers-in-law. These would be men married to his other sisters, or the brothers of his wife. If they are men who married his other sisters, they are your uncles. If they are brothers of his wife, they are not related to you.
Well, you are the brother in law to your wife's brother. There is no real title for your brother to her brother, they can be considered extented family members, though.
If they are biological brothers/sisters then they either have the same mother OR fatheror have both the same mother AND father.If they are brother and sister by law then they're brother-in-law or sister-in-law brother-in-law if that person is male and is the brother of the person your biological brother or sister marriedsister-in-law if that person is female and is the sister of the person your biological brother or sister marriedIf the biological brother has a romantic relationship with the biological sister then their relationship will be called incest.
He is brother your brother in law.
Your grand-daughter's brother is your grandson. Their mother would be your child. Her mother-in-law is not related to you, as you do not share a common ancestor.
The husband's brother is a brother-in-law to the wife. The wife's brother is a brother-in-law to the husband. However, the husband's brother is not related to the wife's brother.
The brothers of your spouse are your brothers-in-law. Also, the husbands of your sisters are your brothers-in-law.
There is none, as there is no actual relationship.