The Olsen twins, Mary-Kate and Ashley, made a rare red carpet appearance together as they prepared to take home a coveted ...

Dylan and Cole, Tia and Tamera, Mary-Kate and Ashley. Famous twins who grew up in the 1990s were destined to have more than their fair share of adorable matching moments. The Olsens, who turn 39 on ...

Mary-Kate and Ashley Olsen wore the matching looks to accept the award for American Accessory Designer of the Year, which saw ...

"Eternity" star Elizabeth Olsen is rarely snapped makeup-free, but a 2016 shot shows her glowing, likely thanks to skincare recommendations from her sisters.

In celebration of the sisters' 39th birthday, here's a look back at at some of their cutest lookalike moments from years past Alexandra Schonfeld is a features writer at PEOPLE. She has been working ...