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.
your auntie.. your sisters father is your dad..your dads brother is your uncle..your uncles daughter is your cousin and your cousins mother is your auntie:)!
My brothers-in-law are my sisters' misters. I don't know which of the sisters' husbands he is.
Your first cousin
The brothers of your spouse are your brothers-in-law. Also, the husbands of your sisters are your brothers-in-law.
Your brothers ( or sisters ) daughter is your ( niece )
your second nephew
jesus
his brother
Yes. His brothers daughter went to our school
The relationship to you would be your cousin !
That would be your cousin so no you can't.
4 daughters, 3 sons.