Finneas O'Connell has a girlfriend named Claudia Sulewski.
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Finneas O'Connell: 18 facts about Billie Eilish's brother you probably never knew
9. Finneas O'Connell has a girlfriend named Claudia Sulewski.
Finneas O'Connell and YouTuber Claudia Sulewski (b. 19 Feb, 1996) have been in a relationship since 2018 and he even released a song named 'Claudia' about her. Claudia – who hails from Chicago, Illinois, US – has over 2 million YouTube subscribers and Finneas often features on her YouTube channel. [Frazer Harrison/Getty Images for The Recording Academy]