# What do you call this familial relationship?

**URL:** <https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655>\
**Category:** Factual Questions\
**Created:** [March 24, 2022, 8:28pm UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655 "2022-03-24T20:28:58Z")\
**Posts on this page:** 7\
**Page:** 5

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**Author:** ![doreen](https://avatars.discourse-cdn.com/v4/letter/d/858c86/32.png) [@doreen](https://boards.straightdope.com/u/doreen)\
**Post date:** [March 28, 2022, 4:19pm UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/81 "2022-03-28T16:19:14Z")

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Oh, I agree that “your mother’s sister’s husband” is included in the English definition of “uncle”.

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**Author:** ![UltraVires](https://avatars.discourse-cdn.com/v4/letter/u/ecccb3/32.png) [@UltraVires](https://boards.straightdope.com/u/UltraVires)\
**Post date:** [March 29, 2022, 12:34am UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/82 "2022-03-29T00:34:04Z")

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> [@lobotomyboy63](#):
>
> What I didn’t know was…  
> 3) My sister-in-law’s husband is my brother-in-law

I came across that recently and did not believe that was correct. Again, I have no problem with people using whatever terms they want; it is their life. But I had the belief that only your first two definitions were correct.

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**Author:** ![Chronos](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/chronos/32/134_2.png) [@Chronos](https://boards.straightdope.com/u/Chronos)\
**Post date:** [March 30, 2022, 10:58pm UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/83 "2022-03-30T22:58:00Z")

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Words mean what people use them to mean. Some people interpret the term “sibling-in-law” the way @lobotomyboy63 does; some interpret it the other way. I’m not sure which is more common.

And some people aren’t even sure of how they interpret it:

> **[Sibling-in-Law](https://xkcd.com/2040/)**
>
> FYI, it turns out "...because I haven't figured out whether he would be my brother-in-law or not" does NOT qualify as a "reason why these two should not be wed."

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**Author:** ![lobotomyboy63](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lobotomyboy63/32/2900_2.png) [@lobotomyboy63](https://boards.straightdope.com/u/lobotomyboy63)\
**Post date:** [April 1, 2022, 11:25am UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/84 "2022-04-01T11:25:18Z")

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> [@Chronos](#):
>
> Words mean what people use them to mean. Some people interpret the term “sibling-in-law” the way @lobotomyboy63 does; some interpret it the other way. I’m not sure which is more common.

Upon reflection, maybe the third def is needed. If my wife’s sister is my SiL and that woman’s children are my nephews/nieces by marriage, it wouldn’t be very welcoming not to include her husband. At the mention of " -in laws," someone studying genetics stops listening…there’s nothing to consider.

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**Author:** ![Yllaria](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/yllaria/32/3452_2.png) [@Yllaria](https://boards.straightdope.com/u/Yllaria)\
**Post date:** [April 1, 2022, 10:28pm UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/85 "2022-04-01T22:28:29Z")

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> [@Chronos](#):
>
> And there’s also such a thing as double cousins, where a pair of siblings from one family marry respectively a pair of siblings from another family, and then have kids.

My family has a few double cousins sprinkled here and there. In line with that, I’d vote for calling the boys double-half-brothers.

3/4-brother would work, but would sound like you’re trying to be precise. With double-half-brothers, you sound like you don’t care whether anyone gets it of not.

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**Author:** ![Dr.Drake](https://avatars.discourse-cdn.com/v4/letter/d/ad7895/32.png) [@Dr.Drake](https://boards.straightdope.com/u/Dr.Drake)\
**Post date:** [April 1, 2022, 10:58pm UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/86 "2022-04-01T22:58:21Z")

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I like “double-half brother.”

I have double second cousins and first half cousins: or are they half first cousins? In theory the two groups share the same about of genetic material with me (6.25% according to [https://isogg.org/wiki/Autosomal\_DNA\_statistics](https://isogg.org/wiki/Autosomal_DNA_statistics)).

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**Author:** ![Senegoid](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/senegoid/32/6606_2.png) [@Senegoid](https://boards.straightdope.com/u/Senegoid)\
**Post date:** [April 13, 2022, 1:49am UTC](https://boards.straightdope.com/t/what-do-you-call-this-familial-relationship/961655/87 "2022-04-13T01:49:53Z")

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Okay, all y’all, what do you call this relation?

[Father of Putin’s goddaughter captured in Ukraine: Zelenskyy](https://www.rawstory.com/viktor-medvedchuk/)

step-god-brother-in-law?

(It can’t be god-father-in-law. That would be the in-law of your own god-father, or the god-father of your own in-law.)

If Putin is the god-daughter’s god-father and that god-daughter has a father, then Putin and the god-daughter’s father some kind of brothers, right? They are some kind of step-brothers. They are some kind of god-inlaws. So, step-god-brothers-in-law.

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