# Famous Sibling Rivalries

**URL:** <https://boards.straightdope.com/t/famous-sibling-rivalries/622205>\
**Category:** In My Humble Opinion\
**Created:** [May 17, 2012, 1:47pm UTC](https://boards.straightdope.com/t/famous-sibling-rivalries/622205 "2012-05-17T13:47:43Z")\
**Posts on this page:** 1\
**Page:** 3

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**Author:** ![Omar\_Little](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/omar_little/32/269_2.png) [@Omar\_Little](https://boards.straightdope.com/u/Omar_Little)\
**Post date:** [May 22, 2012, 4:04pm UTC](https://boards.straightdope.com/t/famous-sibling-rivalries/622205/41 "2012-05-22T16:04:46Z")

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> [@Jackknifed\_Juggernaut](#):
>
> world’s richest sibling billionaires. They can’t stand each other but still live in the same mansion in Mumbai.

Actually, I think the Koch brothers, Charles and David, are the richest sibling billionaires. And considering their history with their other brother, [Bill](http://en.wikipedia.org/wiki/Bill_Koch_(businessman)), David’s twin, they would also meet your criteria for huge rivalry.

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