Chronixx is the stage name of Jamar Rolando McNaughton, a Jamaican reggae artist from Spanish Town, Kingston. He first performs under the name Little Chronicle, a nickname linked to his father, the singer Chronicle, and later uses Chronixx instead.

He is associated with reggae, including roots reggae, and is also linked to the group the Zincfence Redemption. He is listed as a member of SAULT as well.