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    19 Celebrity Pairs You Didn't Know Were Related

    We don't want to worry you, but Voldemort might have a valid claim to the British throne.

    1. Oona Chaplin & Charlie Chaplin

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    Relationship: Granddaughter/grandfather

    Acting is clearly in the blood of the Chaplin family. A century after her grandfather was one of the first great movie stars, Oona Chaplin landed the role of Mrs Robb Stark in Game Of Thrones.

    2. Daisy Lowe & Gwen Stefani

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    Relationship: Stepdaughter/stepmother

    In 2004, Lowe discovered that her father was Bush frontman Gavin Rossdale, who has been married to Gwen Stefani since 2002.

    3. Max Irons & Jeremy Irons

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    Relationship: Son/father

    Twenty-seven-year-old Max has recently appeared in The Host and The White Queen. Not bad, but considering his dad was Scar in The Lion King, he's got a lot of catching up to do!

    4. Harry Melling & Patrick Troughton

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    Relationship: Grandson/grandfather.

    In other words, Dr. Who is Dudley Dursley's granddad. That's some geek-friendly genes they've got going on!

    5. Alfie Allen & Lily Allen

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    Relationship: Brother/sister

    Brother and sister duos don't come much cooler than this. One is a multimillion-selling pop star, and the other is a resident of Westeros.

    6. Alfie Allen, Lily Allen, & Harry Enfield

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    Relationship: Stepchildren/stepfather (sort of)

    Though you probably know that Alfie and Lily's dad is Keith Allen, what you might not know is that comedian Harry Enfield was, for a time, their stepfather. Though he never actually married their mother, he lived with them for three years and helped to raise the kids.

    7. Holly Valance & Benny Hill

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    Relationship: First cousins twice removed

    What do you mean you can't see the family resemblance? The Aussie soap siren's grandfather was the first cousin of the man behind Ernie, The Fastest Milkman in the West.

    8. Redfoo & Berry Gordy

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    Relationship: Son/father

    The founder of one of the greatest and most prolific record labels of all time is the dad of the guy who brought us "Sexy and I Know It"?! No comment.

    9. Cherie Blair & John Wilkes Booth

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    Relationship: First cousins four times removed

    The wife of the former PM is a distant relative of Abe Lincoln's killer. This must have gone down well when the Blairs were invited for dinner at the White House.

    10. Ed Sheeran & Gordon Burns

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    Relationship: Cousins

    For years Krypton Factor host Gordon Burns must have been smug in the knowledge that he was the most famous member of the family. But then along comes Taylor Swift's favourite redhead to ruin everything. Poor Gordon.

    11. Rick Stein & Judge Jules

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    Relationship: Uncle/nephew

    One the U.K.'s foremost TV chefs, Stein is the uncle of world-famous DJ Judge Jules (real name, Julius O'Riordan).

    12. Mariah Carey & Ashley Cole

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    Relationship: Very, very, very distant cousins

    Well, we didn't see this one coming. But in a 2007 interview, Mariah said, "It’s fascinating. My grandmother was a Cole before she married, and it turns out she comes from the same area of Alabama as Ashley’s ancestors".

    13. Louis Theroux & Justin Theroux

    Relationship: Cousins

    OK, so maybe the name gave it away, but the highly regarded journalist and documentary maker is a first cousin of the American actor, writer, and director.

    14. Tom Cruise & William Mapother

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    Relationship: Cousins

    Not only is Tom a first cousin of the Lost star, but his real name is Thomas Cruise Mapother IV. Yeah, changing it was probably a good idea.

    15. Jack Whitehall & Nigel Havers

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    Relationship: Godson/godfather

    Actor Havers is one of the many famous faces who has been represented by Jack Whitehall's talent agent father. Others include Daniel Day Lewis and Judy Dench.

    16. Halle Berry & Sarah Palin

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    Relationship: Who knows

    This one appears to be tenuous at best, but in an interview with Extra, the Hollywood star said, "Somebody sent me this information that she was my distant [relative]". And let's be honest, if it wasn't true, it's definitely not something you'd make up!

    17. Rashida Jones & Quincy Jones

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    Relationship: Daughter/father

    When your dad has produced the best-selling album of all time (Thriller), it's fair to say there's quite a lot of pressure. But after landing roles in Parks & Recreation and The Office, it's clear Rashida's star is on the rise. Watch out, pops.

    18. Kate Middleton & Guy Ritchie

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    Relationship: Sixth cousins

    It may be pretty distant, but it turns out our future queen was once related to the 'queen of pop', as she is apparently a distant cousin of Madonna's ex, Guy Ritchie.

    19. Prince Charles & Lord Voldemort

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    Relationship: Eighth cousins.

    OK, so by Voldemort we actually mean Ralph Fiennes. It turns out the actor comes from good stock — the future king is his eighth cousin. I wonder where that puts 'He who must not be named' on the line of succession...

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