There is no name for such a person, because there is no relation.
Example. Bob and Susie are brother/sister. Susie marries Tom. Bob and Tom are Brother's in law. Bob has NO relation to anyone else in Tom's family. Susie does however.
The parents of your sister's husband are the parents of your brother-in-law. The English language has no more specific term than that description.
some parents and 57 sisters and brothers
His parents names were George and Esther Lindsay. He had several brothers and sisters. His sister also my mother is Rose Lindsay.
Her 1st husbands name was Ralph Carter. Her second Husbands name was Oliver Bridges. Her mothers name was Luiclle and her father was Arbon. Her sisters were Irene Clay and Myrtle Murray. Her brothers were Earl Woody and Joseph Woody.
The male side is the paternal side and the female side is the maternal side.
i don't know who Ethan Allen's brothers and sisters are but i do know that his parents names are Joseph Allen and Mary Baker Allen
you call your parents sisters aunty
My brothers-in-law are my sisters' misters. I don't know which of the sisters' husbands he is.
The children of your husband's siblings are your nieces or nephews. Their children are your great-nieces or great-nephews.
Well, it depends how close you are to your husbands family. If you really want to know they are cousins-in-law.
spain
Husbands were chosen by parents.
Husbands were chosen by parents.
If you are best friends with someone, maybe since childhood, and your parents have not met your best friends family you would want them to meet. Maybe the sister has been talking about her brother to them. It's just a friendship/family thing you do. Most likely have the best friend met your husband and his sisters parents. There is already a bond.
your second nephew
Your brother would call your husbands sister by her first name. Or, "my (sibling's) sister in law.
you call her your daughter's husband's sister
The word sisters is a common plural noun. It needs no apostrophe.I loved my sisters.When sisters have possessions or belongings, it needs an apostrophe.I loved my sisters' letters and cards.My sisters' husbands were teachers.