There are almost 8 billion people living in the world, which is why the idea of us all having our own doppelgängers doesn’t sound that odd. In fact, there are look-alikes among celebs too — it’s easy to assume they’re relatives when looking at their photos.

We at Bright Side found celebrities who could easily replace each other if necessary.

Blake Lively and Sarah Roemer

Rob Kim / Everett Collection / Everett Collection / East News, East News

Amanda Seyfried and Gözde Kaya

Rowan Atkinson and Arnaldo Mangini

Lili Reinhart and Sarah Gadon

ImagePressAgency / face to face / FaceToFace / REPORTER / East News, Arthur Mola / Invision / AP / East News

John Lennon and Javier Parisi

Emma Watson and Kari Lewis

Nina Dobrev and Victoria Justice

Gilbert Flores / Broadimage / Broad Image / East News, Invision / Invision / East News

Eva Mendes and Gina Gershon

Ian Kaufman / Broadimage / East News, Courtesy Everett Collection / East News

Kelly Ripa and Sienna Miller

Invision / Invision / East News, Invision / Invision / East News

Reese Witherspoon and Brittany Snow

Gilbert Flores / Broadimage / Broad Image / East News, Mary Evans / Allstar / Graham Whitby Boot / East News

Drew Barrymore and Azura Skye

East News, Mirek Towski / DMI via AP / East News

Penélope Cruz and Diana Silvers

Mary Evans / AF Archive / Graham Whitby Boot / East News, MICHAEL TRAN / AFP / East News

Uma Thurman and Sarah Polley

EVERETT COLLECTION / East News, EVERETT COLLECTION / East News

Denise Richards and Doutzen Kroes

MARCOCCHI GIULIO / SIPA / East News, AXELLE / BAUER-GRIFFIN.COM / East News

How would you react if you suddenly came across your doppelgänger?

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