J
- Ja Rule (The Inc./Def Jam)
- Jarvis (Disturbing Tha Peace/Def Jam)
- Jay-Z (Roc-A-Fella/Def Jam)
- Jay - Mal
- Jayo Felony
- Jazzy Jay
- J.E.T.
- Jinx Da Juvy
- Joe Sinister (JMJ/Def Jam)
- Jonell (Def Soul/Def Jam)
- Oran "Juice" Jones (OBR/Def Jam)
- DJ Jones (In Jones We Trust/Def Jam)
- Montell Jordan (PMP/Def Jam; Def Soul/Def Jam)
Read more about this topic: List Of Former Def Jam Recordings Artists