17 Stars You Didn't Know Were Twins

Two is better than one, and celebrities are no exception. You may already know about famous celebrity twins like Mary-Kate and Ashley Olsen, Tia and Tamera Mowry, and of course, identical twins Channing and Manning Tatum (kidding, though how amazing would that be) but you may be surprised to learn that there are plenty of celebrities with twins that stay out of their sibling's spotlight. Which celebrities have secret twins that you knew nothing about? Check out the 17 celebs who have another half out there.

by Kaitlin Reilly

Aaron Carter

Aaron walked his twin sister Angel Carter (pictured left) down the aisle at her wedding in February 2014.

Kevin Winter/Getty Images Entertainment/Getty Images

Scarlett Johansson

Scarlett Johansson has a twin brother, Hunter Johansson (pictured above.) Hunter occasionally accompanies his twin sister to red carpet events.

Image: HunterJohansson/Twitter

Ashton Kutcher

Ashton’s twin brother Michael, pictured left, told E! that Kutcher would be an “amazing parent” because he’s already a great uncle to Michael’s two children. Aww!

Adam Bettcher/Getty Images Entertainment/Getty Images

Kiefer Sutherland

The 24 star has a twin sister, Rachel Sutherland (pictured on right) who has worked behind the scenes in the production of series such as Saving Hope and Lost Girl.

Jim Ross/Getty Images Entertainment/Getty Images

Shawn Ashmore

The star of The Following has an identical twin brother (pictured above) that you may have mistaken for him in several TV shows and films. Aaron Ashmore — who looks virtually identical to his twin brother — previously portrayed Jimmy Olsen in Smallville and Steve Jinks in Warehouse 13.

Larry Busacca/Getty Images Entertainment/Getty Images

Alanis Morissette

The Ironic singer has a twin brother named Wade, pictured above. Wade is a yoga instructor and has his own website dedicated to his practice.

Image: WadeImreMorrisette

Samantha Ronson

DJ Samantha Ronson is the twin sister of fashion designer Charlotte Ronson.

Cindy Ord/Getty Images Entertainment/Getty Images

Gisele Bundchen

The gorgeous model has an equally gorgeous sororal twin named Patricia, pictured here blowing out the candles on their joint birthday cake! Patricia also happens to be Gisele’s manager.

Image: giseleofficial/Instagram

Vin Diesel

The guy behind Groot has a twin brother named Paul Vincent. Vincent works in Hollywood as well — he’s an effects guy behind the scenes.

Image: doppelgangerpic/Twitter

Jon Heder

The Napoleon Dynamite star has a twin brother named Dan. Dan is a visual effects guy who recently worked on the film 47 Ronin.

David Livingston/Getty Images Entertainment/Getty Images

Siva Kaneswaran

The handsome singer from UK band The Wanted has an identical twin brother named Kumar, pictured above with that bear. According to Siva, Kumar pretends to be the singer all the time to mess with fans.

Image: kumarkanes/Instagram

Jeremy London

The Mallrats actor is another guy whose identical twin brother happens to be an actor. Jason, pictured above, has had roles in shows like ABC Family’s Wildfire and TNT’s Saving Grace.

Jamie McCarthy/Getty Images Entertainment/Getty Images

Joseph Fiennes

The American Horror Story actor has a twin brother, conservationist Jacob. Their older brother is actor Ralph.

Pablo Blazquez Dominguez/Getty Images Entertainment/Getty Images

Eva Green

The Penny Dreadful actress has a sororal sister named Joy whom Eva describes as being “very different” from her. (So, is she not as good at faking possession?)

Frazer Harrison/Getty Images Entertainment/Getty Images

Nicholas Brendon

The Buffy the Vampire Slayer actor has an identical twin brother named Kelly Donovan who was used as a stand-in for Brendon on the Buffy set. Can you tell the difference? Because I can't.

Image: WB

Parker Posey

Parker has a twin brother named Christopher who, according to Celeb Zen, practices law in Atlanta. We’re sure their relationship is less weird than the one between the twins in her cult film House of Yes.

Andrew H. Walker/Getty Images Entertainment/Getty Images

Logan Marshall-Green

That isn't Trey Atwood. Former O.C. actor Logan already has a celebrity lookalike twin in Tom Hardy, but it turns out he has a real-life one as well in identical brother Taylor. (Pictured above.)

Image: tmhypheng/Instagram