Dummy Boy (stylized in all caps) is the debut studio album by American rapper 6ix9ine. Originally scheduled to be released on November 23, 2018, it was released four days later. It follows his Day69 mixtape, released earlier in 2018. Dummy Boy features guest appearances from Nicki Minaj, Kanye West, Lil Baby, Gunna, Tory Lanez, A Boogie wit da Hoodie, Anuel AA and Bobby Shmurda, among others.

Dummy Boy was supported by the singles "Tati" featuring DJ Spinking, "Fefe" featuring Nicki Minaj and Murda Beatz, "Bebe" featuring Anuel AA and "Stoopid" featuring Bobby Shmurda. The album was leaked on 6ix9ine's website on November 24, 2018, and released three days later as a result of the early leaking and at the request of the artist himself. The album received generally negative reviews from critics and debuted at number two on the US Billboard 200.