In celebration of the sisters' 39th birthday, here's a look back at at some of the cutest lookalike moments from their early ...

Mary-Kate and Ashely Olsen, as in the identical-looking twins ... They're actually 'fraternal twins', or 'sororal twins' as it's called for females. For the science types out there, what that ...

Ashley Olsen rose to fame alongside twin sister Mary-Kate Olsen with roles in Full House, Passport to Paris, New York Minute ...

It's also the story of a creative behind-the-scenes lawyer who turned the Olsen twins into brand names. Fraternal twins Mary-Kate and Ashley had been splitting a role on the television network ...

It has been 39 years since Mary-Kate and Ashley Olsen first found fame--where are they and what are they doing in 2025?

Mary-Kate and Ashley Olsen have been ... they gave a rundown on how to do so … Though fraternal twins, most people have a difficult time telling the Olsen twins apart. It also doesn’t help ...

Mary-Kate and Ashley Olsen! Today, our favorite twins turned 28. To celebrate, we took a trip down memory lane and counted down 28 facts about the famous fraternal faces that you may not know.

Anyone who's followed Mary-Kate and Ashley Olsen's career ... This seems to have partly been their destiny; as fraternal twins, they've always lived and worked side-by-side.

"We didn't want to be in front of it, we didn't necessarily even want to let people know it was us," Ashley Olsen said of the twins' fashion house, The Row Mary-Kate Olsen is explaining why she ...

However, by 2012, the twins had retired from acting ... Elizabeth & James. Elizabeth Olsen (center) says Mary-Kate and Ashley’s bond is ‘a different kind of connection’ (Getty Images ...