There is no connection. They share no common ancestors. In introductions, he would be referred to has her cousin's husband.
Your husband's first cousin's child and your daughter are second cousins to each other.Your husband's first cousin's granddaughter and your daughter are second cousins, once removed, to each other.Your husband's first cousin's granddaughter and yourgrandchild are third cousins to each other.
Basicly it is your cousins husband or it could be your nephew-in-law
Your daughter's husband is your son-in-law.
Your children and your husband's niece are first cousins. There is a difference of one generation between them. That makes them first cousins once removed.
My sister in law is calling her husband's family cousins to my daughter. Is this correct?
They were husband and wife
Your great uncle is the brother of one of your grandparents. His daughter is your first cousin, once removed. Her husband is not related to you, but her children are your second cousins.
daughter
Your daughter's aunt is your sister, or your spouse's sister Your sister's husband is your daughter's uncle Their daughter is your daughter's first cousin (and your niece) Her sister is also your daughter's first cousin (and your niece) So, the answer is: her first cousin, and your niece.
You are not related to your husband's cousins.
A husband's niece is the daughter of his brother or sister. A wife's niece is the daughter of her brother or sister. In general, the two nieces are not related to each other.The only way the two nieces could be related would be if the husband and wife were related in some way in addition to their relationship through marriage, for example, if they were also cousins to each other.
You daughter's husband's mother is your daughter's mother-in-law. The English language has no term for a relationship between you and your daughter's mother-in-law.