Jacques Brautbar (born March 14, 1979) is an American composer and musician, formerly of rock band Phantom Planet.

While a full-time band member, he collaborated on three singles: "Lonely Day," "Big Brat," and "California" which was the theme song to the show The O.C.

[3][4] After years with Phantom Planet, he signed a publishing deal with Sony/ATV Publishing, penning and producing hundreds of songs— from hip-hop to pop to country— alongside such talents as Julia Michaels and Rachel Platten, and landing dozens of high-profile syncs for companies like NBC, Ferrero Rocher, and Apple.

[3] After graduating from the program, Brautbar was selected to attend the Sundance Institute's Composer Lab at Skywalker Ranch, and procured an additional music position for the HBO series, Animals.

[6][3] In 2016, Brautbar attended Sundance with the documentary Bad Reputation and was slated to appear at South by Southwest in 2020 with his film For Madmen Only.