Shirley MacLaine and Warren Beatty

Marisa Tomei and Julianne Moore

Marisa Tomei and Julianne Moore didn’t even know they were related until Tomei appeared on Finding Your Roots. It was discovered that they had an identical stretch of DNA along their X-chromosomes. Moore promptly went on Instagram and happily announced, “I KNEW WE WERE ALIKE! @marisatomei is my COUSIN!!”
Matt Damon and Ben Affleck

Janet Leigh, Tony Curtis, and Jamie Lee Curtis

Joan and John Cusack

With such similar sounding names, it shouldn’t be a surprise that Joan and John are siblings. The Cusack siblings have acted together in films like Sixteen Candles, Martian Child, and War, Inc.
(Images via Wikipedia; Pascal Le Segretain/Staff/Getty Images Entertainment/Getty Images)
Halle Berry and Sarah Palin

Charlie Sheen and Emilio Estevez

Julia Roberts and Emma Roberts

In an interview with Allure, actress Emma Roberts recalls being a little girl and playing hide and seek while her Golden Globe award-winning aunt Julia Roberts was filming on set. Julia Roberts is supportive of her niece, but she can't watch American Horror Story, one of Emma Roberts's top shows.
Al Roker and Lenny Kravitz

In an interview, entertainer Lenny Kravitz told Today that their grandfathers were related, making him and TV personality Al Roker distant cousins. When asked about their relation, Roker said, “All I know is I’m going with it.”
(Image via Wikipedia; John Lamparski/Stringer/WireImage/Getty Images)
Blythe Danner and Gwyneth Paltrow

Award-winning actress Gwyneth Paltrow, daughter of Blythe Danner, followed in her mother's footsteps and starred as Nina in the production The Seagull. When Paltrow was cast as Nina in 1994, both mother and daughter starred in the production. Both Danner and Paltrow have also appeared as mother and daughter on-screen in the film Sylvia.
Ron Howard and Bryce Dallas Howard

Bryce Dallas Howard is Ron Howard’s daughter! While Ron Howard may not in front of the camera as much, his daughter starred in Jurassic World and The Village. Bryce Dallas Howard was quoted saying, “He's a dad, but also this extremely impressive individual. I really look up to him” during an interview with UK’s Express.
(Image via Daniele Venturelli/Contributor/WireImage/Getty Images; Wikipedia)
Prince Charles and Ralph Fiennes

Whitney Houston and Dionne Warwick

Madonna and Hillary Clinton

Hillary Clinton has gone on The Ellen DeGeneres Show and confirmed she’s related to entertainer Madonna! According to a genealogist, they are 10th cousins. The “Material Girl” singer has openly expressed her political support for her distant cousin during Hillary’s presidential campaign.
Kate Hudson and Goldie Hawn

Angelina Jolie and Jon Voight

Angelina Jolie’s relationship with her Golden Globe Award-winning father has seen its ups and downs. After Jon Voight divorced Jolie’s mother, he and his daughter became estranged until shortly after the death of his ex-wife. Jolie let Voight back into her life but didn’t invite him to her wedding with now ex-husband Brad Pitt.
Princess Diana and Sarah Palin

Hugh Hefner, George W. Bush, and John Kerry

Meryl Streep, Brooke Shields, and Glenn Close

George Clooney and Miguel Ferrer

James Arness and Peter Graves

Bill Skarsgård, Alexander Skarsgård, and Stellan Skarsgård

Stellan Skarsgård has been around for a long time, and you may recognize him from Marvel’s Thor. However, you’ll probably remember his children even more! Bill Skarsgård was most recently in IT as Pennywise, and Alexander Skarsgård was the hunk from True Blood. If you’re a Vikings fan, Gustaf Skarsgård, who plays Floki, is also Stallen’s son!
(Image via Jerod Harris/Stringer/Getty Images Entertainment/Getty Images; Wikipedia; Pascal Le Segretain/Staff/Getty Images Entertainment/Getty Images)
Bernie Sanders and Larry David

This is another celeb who discovered they were related to another famous person thanks to Finding Your Roots on PBS. Larry David appeared on the show, and it was revealed that he's related to Bernie Sanders. Larry David said he was “very happy about that” and that Sanders was a “third cousin or something.”
Kate Middleton, Elle Fanning, and Dakota Fanning

So, nearly everyone knows that Elle and Dakota Fanning are sisters, but what you may not know is that they’re also related to Kate Middleton! Ancestry.com discovered that the acting sisters are distantly related to the Duchess of Cambridge. Elle told E! News, “It’s so weird…it’s crazy.” All three are descendants of King Edward III.
(Image via Karwai Tang/Contributor/WireImage/Getty Images; Wikipedia; Wikipedia)
Rob Schneider and Elle King

Rob Schneider isn’t as famous as he used to be, but his daughter is definitely up-and-coming. Elle King is a singer that has performed songs for famous films, including the 2016 Ghostbusters film. Rob Schneider didn’t raise Elle King, and she didn’t take his name on purpose. She wanted to be her own person and do everything herself rather than riding on her father’s name.
(Image via Allen Berezovsky/Contributor/Getty Images Entertainment/Getty Images; Wikipedia)
Amy Schumer and Chuck Schumer

Denis Leary and Conan O’Brien

Quincy Jones and Rashida Jones

Rashida Jones is Quincy Jones’s daughter! During an interview, Rashida Jones opened up about her famous father saying, “he’s pretty endless in the love that he has to give. He has that wonderful ability of making everybody feel like the most special person he’s ever met.”
Lily Allen and Alfie Allen

Most of us recognize Alfie Allen from Game of Thrones (Theon Greyjoy). However, his sister was famous before he was! She’s well known in the UK as a singer. In fact, if you look up her songs, you’ll find one named “Alfie.” It’s actually about her pot-smoking brother, who is amounting to nothing. Did the song spur Alfie to get his life together?
(Image via Karwai Tang/Contributor/WireImage/Getty Images; Wikipedia)
Jason Sudeikis and George Wendt

