Jo Woo-chan (Korean: 조우찬; born January 20, 2005), known mononymously as Woochan, is a South Korean singer and rapper. He was a contestant on Show Me the Money 6 in 2017. He released his first collaborative single, "OGZ", on January 5, 2018. He debuted as a member of the South Korean co-ed group AllDay Project under The Black Label in June 2025.
Early life
Jo was born on January 20, 2005. As a child, he was active as an actor and model, having starred in commercials for various brands.
Career
2017–2024: Early career
In 2017, at 12 years old, Jo Woo-chan became the youngest contestant in the history of Show Me the Money 6 and earned the nickname "Lil Dok2". During the show, he released three collaborative singles, "1/N" with Dynamic Duo, "What You Call Is The Price" featuring Nucksal, and "VVIP" featuring Sik-K. Jo was eliminated in the semi-finals. As a guest, Jo featured on Hui's song "Wake me up" for KBS's pilot music variety show, Hyena on the Keyboard. The single was released on October 9 on various online Korean music sites. In October 2017, Jo was cast in the JTBC short film Father's Sword by Director Jeong Yoon-cheol. In November 2017, Jo was appointed as a public relations ambassador for the Korea Scout Association.
On January 5, 2018, Jo participated in a joint project group called OG School Project alongside Starship trainees Park Hyun-jin and Achillo, they released the single "OGZ", produced by GroovyRoom.
In July 2019, it was revealed that Jo had departed from Cube Entertainment. In the same month, he released his first digital single album, ID Schoolboy Pt.1. On August 13, Jo released his second digital single album, ID Schoolboy Pt.2.
On May 16, 2020, Jo released his first extended play (EP), ID Schoolboy Pt.3.
In 2021, Jo became a member of Big Hit Music's pre-debut group, Trainee A. However, the project ceased activities and was disbanded at the end of 2022.
On April 13, 2024, Jo released his second solo EP, Blank.
2025–present: AllDay Project
Jo debuted as a member of The Black Label's co-ed group AllDay Project in June 2025.
Songwriting credits
All song credits are adapted from the Korea Music Copyright Association, unless cited otherwise.