22 Celebrities You Didn't Know Were Only Children

We love getting to see celebrities with their siblings (whether they're famous or not) but there are also many stars who grew up as the only kid in their home. There is tons of science behind being an only child and many surprising perks to being the parent of one kid. Keep reading to see 22 celebrities who are only children, then check out the stars that you didn't know had twins.

01
Adele
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Adele

02
Drew Barrymore
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Drew Barrymore

03
Sarah Michelle Gellar
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Sarah Michelle Gellar

04
Leonardo DiCaprio
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Leonardo DiCaprio

05
Maria Sharapova
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Maria Sharapova

06
The Weeknd
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The Weeknd

08
Robert De Niro
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Robert De Niro

09
Charlize Theron
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Charlize Theron

10
Alicia Keys
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Alicia Keys

11
Daniel Radcliffe
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Daniel Radcliffe

12
Pierce Brosnan
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Pierce Brosnan

13
Lenny Kravitz
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Lenny Kravitz

15
Natalie Portman
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Natalie Portman

16
Jack Nicholson
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Jack Nicholson

17
Ciara
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Ciara

18
Chelsea Clinton
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Chelsea Clinton

19
Matthew Perry
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Matthew Perry

20
LeAnn Rimes
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LeAnn Rimes

22
Christina Applegate
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Christina Applegate