Extended Family

That's impossible. But there are such things as 3rd cousins, 2nd cousins, 1st cousins, and so on. ...

Your great uncle is the brother of one of your grandparents, so his grandfather is also the grandfather of one of your grandparents. The grandfather of your grandparent is your great great great grandfather. ...

Your sister's grandson is your great nephew. You are his great aunt (if you are a woman) or his great uncle (if you are a man). ...

Unless you are in a polygamous marriage, you are your husband's wife, so you would call her your mother. ...

According to Collins Dictionary, cousin : uncle :: second cousin : second uncle. The father of your cousin is your uncle, so the father of your second cousin is your second uncle. It is a way to remove some of the ambiguity of the "first cousin once removed" relationship. This term is used all over the world and is slowly gaining acceptance in the US due to its ability to distinguish the generation of each person. ...

Your father's brother is your uncle. Your uncle's daughter is your first cousin. The son or daughter of your first cousin is your first cousin, once removed. ...

Your aunt (sister of one of your parents) and her husband were your aunt and uncle, particularly if he is the father of some of your cousins. If he is still acting as a member of your family, and accepted by you and others in your family, then he is still your uncle. While his new wife is not technically related to you at all, most families will probably treat her as your aunt, and he may well expect that too. Of...

Your grandfather's father is your great grandfather.

Uncle in law

Maybe. Your aunt is the sister (or sister in law) of either your mother or your father, so her first cousin may also be the first cousin of your mother or father, though not if they are an in-law. The daughter of your parent's (or your aunt's) first cousin is your second cousin. If we are talking about your aunt's second cousin, the daughter is your third cousin. Or you may not be related at all. You must share a common ancestor to...

Your brother? LOL. it makes sense right. because you have to have a brother to have a sister in law. so technically your sister in law's husband is called your brother. ...

Your grandfather's brother is your great uncle. Your great uncle's daughter is your parent's first cousin. The son of your parent's first cousin is your second cousin. In conversation, however, you address such people by their personal names, not by their relationship to you. ...

Your wife's sister's husband is your wife's brother-in-law, but is not related to you. ...

Third cousins.

Your first cousin's grandson is your first cousin twice removed.

Second Cousins once removed.

Yes but some would say she is your aunt through marriage.

You're using a couple of vague terms there. They're probably your "cousins" also, but it's possible they're "no particular relation". I'm going to use the male terms throughout just to save typing. Take it as a given that when I say uncle, I really mean "uncle or aunt", when I say father, I really mean "father or mother." It's kind of weird to ask about your uncle's cousins, because if they're your uncle's cousins, they ought to be your father's cousins too. Unless...

A nephew-In-Law.

yes

In English, the wife of your brother (elder or younger) is your sister-in-law. If you have a child, she is your child's aunt. ...

Yes, you can call your father's sister your paternal aunt, but few would bother with that distinction. Most would simply call her your aunt. ...

He would be your great, great grandfather, but you could call him whatever endearing name you and he prefer -- Granddad, Papa, Grandpa, etc. ...

You and your uncle's son's daughter are first cousin once removed..

Her name. In a more general term, she would be referred to as your niece-in-law. ...