No. An Uncle is the brother of either your Mother or Father. You're kids may call him 'uncle'
Let's see if we can unravel this. Your sister's husband's father's brother is your sister's husband's uncle. The uncle's daughter is your sister's husband's cousin. There is no relationship to your sister, unless your sister wants to call her a cousin-in-law. To break it down to its simplest terms: She is your brother-in-law's cousin and no relationship to you.
No. An Uncle is the brother of either your Mother or Father. You're kids may call him 'uncle'
If your uncle is your uncle because he married the sister of your father or mother, thenhis sister is not related to you at all. In that case, your uncle's sister is not your aunt.Your uncle's sister who isn't your aunt is your mom.
The sister of your uncle is typically referred to as your aunt. If she is the sister of your uncle by marriage, she is still considered your aunt by that relationship. If she is your uncle's biological sister, she is also your aunt. In some cultures, the term "aunt" can be used more broadly to refer to close family friends as well.
Your mother's brother is your uncle. Your father is your uncle's brother-in-law. But your uncle could have other brothers-in-law. These would include the husbands of any sister's your mother might have (also your uncles), as well as the brothers of of your uncle's wife, if she has any. The brothers of your uncle's wife are not related to you.
Call him whatever his name is.If your uncle is the brother of one of your parents, then his wife's sister and her son are not related to you.If your uncle is the husband of one of your parents' sisters, then his wife's sister may be:your mother, in which case the son is you or your brother, oryour aunt (sister of both your parent and your uncle's wife), in which case the son is your first cousin.
sister in law
Your brother would call your husbands sister by her first name. Or, "my (sibling's) sister in law.
Your uncle's sister is either you mother or your aunt.
Your Sister-in-law
Your father's brother is your uncle. Your uncle's wife is your aunt (and your father's sister-in-law). Her sister is not related to you or to your father, but is your uncle's sister-in-law.
Your uncle's sister is your aunt, or possibly your mother.