Rob Lowe John Stamos
John Stamos and Rob Lowe
The Fuller House star and the former Parks and Recreation actor are both TV icons!
Natalie Portman Kiera Knightly
Natalie Portman and Keira Knightley
The brunette beauties actually look super similar, no wonder they often get confused for one another!
Alexis Bledel Dakota Johnson
Alexis Bledel and Dakota Johnson
Alexis is known for her starring role on Gilmore Girls while Dakota — the daughter of Melanie Griffith and Don Johnson — stars in the hit Fifty Shades of Grey movie franchise.
Javier Bardem Jeffrey Dean Morgan
Javier Bardem and Jeffrey Dean Morgan
These handsome guys are both movie stars! Javier is known for his role in No Country for Old Men and Jeffrey is recognized for starring in P.S. I Love You.
Eric Dane Leonardo Dicaprio
Leonardo Dicaprio and Eric Dane
The Oscar winner and the Grey's Anatomy hunk actually do look a lot alike — who knew?!
Jessica Chastain Bryce Howard
Jessica Chastain and Bryce Dallas Howard
Jessica has starred in movies The Martian and Zero Dark Thirty while Bryce is known for her roles in flicks including The Help and Jurassic World.
Isla Fisher Amy Adams
Isla Fisher and Amy Adams
The redheaded beauties are both mega movie stars and moms!
Kirstie Alley Fergie
Kirstie Alley and Fergie
The Cheers actress and singer are often mistaken for each other — too funny!
Maria Menounos Olivia Palermo
Maria Menounos and Olivia Palermo
Maria currently hosts E! News while Olivia is an American socialite and reality star.
Ed Helms Jason Sudeikis
Jason Sudeikis and Ed Helms
Both stars are hilarious comedians! Jason has starred in Horrible Bosses and Ed is known for The Hangover.
Leighton Meester Minka Kelly
Minka Kelly and Leighton Meester
The lookalike stars both appeared in the 2011 thriller The Roomate.
Mike Myers Steve Martin
Mike Myers and Steve Martin
When Mike recently stepped out with white hair and thick-rimmed black glasses, fans couldn't help but compare his new look to Steve's!
Susan Sarandon Sigourney Weaver
Susan Sarandon and Sigourney Weaver
Susan once revealed she is often mistaken for fellow redheaded actress Sigourney — too funny!
Leonardo Dicaprio Brady Ellison
Leonardo DiCaprio and Brady Ellison
Many fans think professional archer Brady looks just like actor Leo!
Kate Middleton and Pauline Ferrand-Prevot
The French cyclist bears an uncanny resemblance to the Duchess of Cambridge!