It turns out that Hollywood sisters Elle and Dakota Fanning may have some royal ancestry in them.

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On Tuesday, E! News mentioned something from Ancestry.com, saying that the actresses are direct decedents of King Edward III. Apparently, the two are also distant cousins of Duchess of Cambridge Kate Middleton.

According to the site, Elle is Middleton's 21st cousin.

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"Generation after generation, the lines we looked at pieced back directly to King Edward III proving that Elle is a direct descendant of royalty," Ancestry.com family historian Michelle Ercanbrack told People. "You can consider her a long lost princess. This connection is unique and rare."

The site mentioned that Ellen DeGeneres is also a distant cousin of the royal family as well.

There are a number of other celebrities who are related that fans did not know about. Jenny McCarthy is actually a cousin of Melissa McCarthy. American Horror Story star Emma Roberts is also the niece of movie star Julia Roberts.

Some other celebrity family members might be a little more well-known, including James Franco and his brother Dave.

Check out the slideshow for some other related celebrities that may come off as a surprise, or might be considered old news.