11 Celebrities you had no idea were related

11 Celebrities you had no idea were related

Now, it makes sense that Mary Kate and Ashley Olsen are related, Nicole Richie and Cameron Diaz, on the other hand? Not so much. Yes, we're all aware of powerhouse siblings of the world; there's the Franco brothers, the incredibly good looking Hemsworth's, and of course, Ben Affleck and Casey Affleck. However, there are some pairings that just don't make sense. I mean, Maggie Gyllenhaal doesn't resemble Jake at all!

So here are 11 celebrities that you had no idea were related - and they're going to leave you scratching your head in confusion...

1. Nicole Richie and Cameron Diaz

The pair are sisters-in-law, after Diaz married Benji Madden in 2015.

2. Casey Affleck and Joaquin Phoenix 

Affleck and Phoenix were brothers-in-law, until the Manchester By The Sea actor separated from Phoenix's sister, Summer, in 2017.

Casey Affleck and Joaquin Phoenix Credit: Getty

3. Emily Blunt and Stanley Tucci 

The Devil Wears Prada costars are sister-and-brother-in-law, as Tucci is married to Blunt's sister, Felicity.

Stanley Tucci and Emily Blunt Credit: Getty

4. Sofia Coppola and Jason Schwartzman

Schwartzman and Coppola are first cousins.

Jason Schwartzman & Sofia Coppola Credit: Getty

5. Al Roker and Lenny Kravitz 

They are first cousins once removed.

Al Roker & Lenny Kravitz Credit: Getty

6. Melissa McCarthy and Mark Wahlberg 

The pair are cousins-in-law.

Mark Wahlberg Credit: Getty

7. Ashlee Simpson and Diana Ross

Ross is Simpson's mother-in-law. Ashlee married the singer's son, Evan Ross back in 2014.

Diana Ross, Ashlee Simpson Credit: Getty

8. Dakota Johnson and Antonio Banderas

The Fifty Shades of Grey actress is Antonio Banderas' former stepdaughter. Banderas separated from Dakota's mother, Melanie Griffith in 2015.

Antonio Banderas Dakota Johnson Credit: Getty

9. Brandy and Snoop Dogg

Brandy and Snoop Dogg are actually first cousins.

Brandy and Snoop Dogg Credit: Getty

10. Lily Allen and Alfie Allen 

The Game of Thrones star is the brother of pop-singer, Lily Allen

Lilly Allen and Alfie Allen Credit: Getty

11. Rob Lowe and Hilary Swank 

The pair were formerly brother-and-sister-in-law. Lowe's brother, Chad Lowe, was married to the actress for ten years before they split in 2007.

Hilary Swank and Rob Lowe Credit: Getty

Well, who would have known, eh?

In other celebrity related news, here are 12 photos of Kim Kardashian 10 years ago that will give you crazy nostalgia.