Who Is Billie Eilish Brother Finneas O'Connell
Billie Eilish brother is Finneas O'Connell, an American singer, songwriter, record producer, and actor born on July 30, 1997 in Los Angeles, California. He is best known for co-writing and co-producing most of Billie Eilish's major releases, including the albums When We All Fall Asleep, Where Do We Go? and Happier Than Ever, as well as the soundtrack for the 2021 James Bond film No Time to Die, according to his public credits and industry coverage Forbes profile.
Finneas has won multiple Grammy Awards, including Album of the Year for When We All Fall Asleep, Where Do We Go? and Best Pop Vocal Album for Happier Than Ever, with additional wins for record and song of the year for singles such as Bad Guy and What Was I Made For? He has also pursued acting, appearing in shows like Glee and Modern Family, and released solo material including the EP Blood Harmony, which features tracks like Angel and Let's Fall in Love for the Night Grammy artist page.
Finneas O'Connell Net Worth and Income Sources
Finneas O'Connell net worth is estimated in the low tens of millions of dollars, driven primarily by royalties, production fees, touring revenue, and television and film work. His income streams include songwriting and production credits on Billie Eilish albums, master royalties from streaming platforms, live performance fees as a solo artist and collaborator, and earnings from acting roles and brand partnerships.
He co-owns publishing and recording entities tied to his work with Billie Eilish, and his financial activity is subject to reporting by the U.S. Securities and Exchange Commission when tied to public companies or regulated investment vehicles SEC EDGAR search. Industry estimates place his combined earnings with Billie Eilish among the highest in the pop music space, reflecting chart-topping albums, sold-out tours, and lucrative endorsement deals.
Billie Eilish Brother Collaborations and Career Highlights
The sibling duo has collaborated on most of Billie Eilish's major releases, with Finneas serving as primary producer, co-writer, and multi-instrumentalist. Their workflow often starts with a demo built around his piano or guitar parts, layered with Billie's vocals and production techniques that blend pop, electronic, and whisper-style delivery, a process documented in interviews and behind-the-scenes studio footage Forbes.
Key career highlights include the 2019 debut album When We All Fall Asleep, Where Do We Go?, the 2021 film No Time to Die soundtrack, the 2021 album Happier Than Ever, and the 2024 album Hit Me Hard and Soft, all of which feature Finneas as a central creative force. The pair has headlined world tours, topped global charts, and earned recognition from organizations such as the Recording Academy, the American Music Awards, and the Brit Awards, cementing their status as one of the most influential sibling partnerships in contemporary pop music