What Different Family Members Should Call a Brother’s Wife

Marc McDermott
First Published: | Updated: April 2, 2024

Trying to figure out what to call certain family members can be confusing at times. This article will outline what different family members should call a brother’s wife.

What do you call your brother’s wife?

Your brother’s wife is called your sister-in-law. 

What is my husband’s brother’s wife called

Your husband’s brother’s wife is called your co-sister-in-law, meaning you share the “sister-in-law” relationship with your husband.

What do you call your dad’s brothers wife?

Your dad’s brother’s wife is called your aunt. Regardless of when your father’s brother gets married, his wife would still be considered your aunt.

What is my half brothers wife to me?

Your half-brother’s wife is called a half-sister-in-law to you.

What does my daughter call my brother’s wife?

Your daughter would call your brother’s wife her aunt. Even though your brother’s wife is your sister-in-law, she is your daughter’s aunt.

What do I call my brother’s daughter?

Your brother’s daughter is your niece. The same would be true of your brother’s son.

Who is a co brother?

A co-brother is the brother-in-law of your spouse. Think of it as you’re sharing the in-law relationship with your spouse.

What do you call your mom’s brother’s wife

Your mom’s brother’s wife is called your aunt, regardless of when they got married.

What do you call your spouse’s brother’s wife?

Your spouse’s brother’s wife is called a co-sister-in-law as you are sharing the relationship with your spouse.

What is my grandmother’s brother’s wife to me?

Your grandmother’s brother’s wife is called your grandaunt.

These are just some of the more common relationship’s involving your brother’s wife and what different family members should call them.

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