Sara Haapakoski

History Claim

Finnish YouTuber

Born
1999

Sara Haapakoski (born 1999) is a Finnish YouTuber. Her YouTube channel, Sara Karoliina Serafiina, had about 110,000 subscribers in August 2025, down from 126,000 in July 2021.

Sara Haapakoski’s social media accounts

2 external identifiers

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