Jeffery Lamar Williams (born August 16, 1991), known professionally as Young Thug, is an American rapper, singer, songwriter, and record producer. Known for his eccentric vocal style and fashion, he first received attention for his collaborations with rappers Birdman, Rich Homie Quan and Gucci Mane. Young Thug initially released a series of independent mixtapes beginning in 2011 with "I Came From Nothing". In early 2013, he signed with Gucci Mane's 1017 Records, and later that year he released his label debut mixtape "1017 Thug" to critical praise.
Young Thug received mainstream recognition in 2014 with the singles "Stoner" and "Danny Glover" in addition to appearances on several singles, including T.I.'s "About The Money" and Rich Gang's "Lifestyle". That year, he also signed to Lyor Cohen's 300 Entertainment and collaborated on the mixtape "Rich Gang: Tha Tour Pt. 1". In 2015, he released a number of mixtapes, including "Barter 6" and two installments of his "Slime Season" series. These were followed in 2016 by the commercial mixtapes "I'm Up", "Slime Season 3" and "Jeffery". In 2018, he released a compilation album "Slime Language" showcasing the artists he has signed to his own label YSL Records.
Young Thug also became known for his feature on the 2017 hit song "Havana" by pop singer Camila Cabello, which reached number one on the Billboard Hot 100 in January 2018, becoming Young Thug's first number one single. Williams was awarded the Grammy Award for Song Of The Year at the 61st Annual Grammy Awards for his songwriting contributions to "This Is America" along with Childish Gambino and Ludwig Goransson.