Their name is almost certainly related to that of the Iazyges, one of the Sarmatian tribes which, along with the Roxolani, reached the borders of Dacia during the late 1st century BC (the city of Iași is named for them).
Their name is likely derived from that of the Iazyges, a Sarmatian tribe which, along with the Roxolani, reached the borders of Dacia in the late 1st century BC (the city of Iași is named after them).