Naqada III is the last archaeological phase of the Naqada culture of ancient Egyptian prehistory. Depending on the sources, it is dated to approximately from 3325 to 3000 BC, from to , or from 3200 to 3000 BC. The period corresponds to Flinders Petrie's "Sequence Dates" SD 63-76.

It is the period during which the process of state formation, which began in Naqada II,