Sadie Jean Wilcox (born May 15, 2002) is an American singer-songwriter. Her… Read Full Bio ↴Sadie Jean Wilcox (born May 15, 2002) is an American singer-songwriter. Her debut single, "WYD Now?", went viral on TikTok in 2021.

Jean took piano lessons for six years, starting when she was in first grade, also taking vocal lessons. She also began writing songs in first grade. Jean was a part of her high school's choir.

Jean was encouraged by her brother to make her music public after he heard her perform a cover of Radiohead's song "Creep", which prompted her to start posting her music to SoundCloud. In October 2021, Jean wrote the song "WYD Now?" with fellow New York University students Grace Enger and David Alexander Levya and posted a snippet of the song to TikTok the following day. In November 2021, she posted an "open verse challenge" for "WYD Now?" on TikTok, which went viral on the platform. "WYD Now?" was released as her debut single in December 2021. In February 2022, she released the music video for "WYD Now?", directed by Jaqueline Dufwa.

As of 2022, Jean is a student at New York University's Clive Davis Institute of Recorded Music.