![FINNEAS on Songwriting, Working With His Sister Billie Eilish, and His Big Valentine's Day Plans | Vogue FINNEAS on Songwriting, Working With His Sister Billie Eilish, and His Big Valentine's Day Plans | Vogue](http://assets.vogue.com/photos/5e447c40c6cc800008f2470b/master/pass/presscolor1.jpg)
FINNEAS on Songwriting, Working With His Sister Billie Eilish, and His Big Valentine's Day Plans | Vogue
![Billie Eilish's to-be sis-in-law? Meet Claudia Sulewski, Finneas' beauty YouTuber girlfriend: Billie's brother met the influencer on a dating app in 2018 – and she just launched her brand Cyklar | South Billie Eilish's to-be sis-in-law? Meet Claudia Sulewski, Finneas' beauty YouTuber girlfriend: Billie's brother met the influencer on a dating app in 2018 – and she just launched her brand Cyklar | South](https://cdn.i-scmp.com/sites/default/files/styles/768x768/public/d8/images/canvas/2023/12/18/28680d33-310b-41f2-9360-415fdec0171c_86b90047.jpg?itok=4x4UJybh&v=1702875050)
Billie Eilish's to-be sis-in-law? Meet Claudia Sulewski, Finneas' beauty YouTuber girlfriend: Billie's brother met the influencer on a dating app in 2018 – and she just launched her brand Cyklar | South
![Oscar Nominees Billie Eilish and Finneas on Fashion, Freedom, and Finding Their Voice for Bond | Vanity Fair Oscar Nominees Billie Eilish and Finneas on Fashion, Freedom, and Finding Their Voice for Bond | Vanity Fair](https://media.vanityfair.com/photos/620e6de54d99643bf822f225/4:3/w_1899,h_1424,c_limit/Billie-Eilish-and-Finneas.jpg)
Oscar Nominees Billie Eilish and Finneas on Fashion, Freedom, and Finding Their Voice for Bond | Vanity Fair
![Billie Eilish's big brother, Finneas O'Connell, on protecting his little sister and making his own music Billie Eilish's big brother, Finneas O'Connell, on protecting his little sister and making his own music](https://www.thetimes.co.uk/imageserver/image/%2Fmethode%2Fsundaytimes%2Fprod%2Fweb%2Fbin%2F15c8a0f0-87e4-11eb-a305-6c8dc51a72e0.jpg?crop=1300%2C1625%2C0%2C0&resize=618)
Billie Eilish's big brother, Finneas O'Connell, on protecting his little sister and making his own music
![Who Is Billie Eilish's Brother Finneas O'Connell? 25 Facts You Didn't Know About the Grammy Winning Producer - Obsev Who Is Billie Eilish's Brother Finneas O'Connell? 25 Facts You Didn't Know About the Grammy Winning Producer - Obsev](https://www.obsev.com/wp-content/uploads/sites/2/2020/02/glee-resize.jpg.optimal.jpg)
Who Is Billie Eilish's Brother Finneas O'Connell? 25 Facts You Didn't Know About the Grammy Winning Producer - Obsev
![Marvin | A PUNK ROCK MESSIANIC VISION FOR THE FUTURE | Finneas O'Connell Talks Writing with Others and For Himself on His Debut Album Marvin | A PUNK ROCK MESSIANIC VISION FOR THE FUTURE | Finneas O'Connell Talks Writing with Others and For Himself on His Debut Album](https://marvin.la/wp-content/uploads/2021/05/FINNEAS_MARVIN-MAG_LA-MARCH-821_DSC_0069-667x1000.jpg)