Just Blaze
Just Blaze

Birth name

Justin Smith


8 January 1978 (age 37)
Paterson, New Jersey, United States


Hip hop


Record producer, DJ

Years active



Roc-A-Fella, Roc Nation, Fort Knocks

Associated acts

Cam'ron, Eminem, Fabolous, Freeway, Jay Z, T.I., Kanye West, Young Guru

Justin Smith (born 8 January 1978), better known by his stage name Just Blaze, is an American record producer and DJ from Paterson, New Jersey. He is most well known for his affiliation with Roc-A-Fella Records and producing on the Jay Z albums The BlueprintThe Blueprint 2 and The Black Album. Just Blaze has also produced successful songs for Harlem World, Beanie Sigel, Erick Sermon, Fabolous, Kanye West, T.I. and Eminem. He is the CEO of his own label Fort Knocks Entertainment, which he founded in 2004. 

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