How old is Stassie Karanikolaou? When is her birthday?
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Stassie Karanikolaou: 15 facts about Kylie Jenner's best friend you probably never knew
2. How old is Stassie Karanikolaou? When is her birthday?
Stassie Karanikolaou is 25 years old. Her birthday falls on 9 June 1997, which makes her a Gemini. [Presley Ann/Getty Images for Oh Polly]
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