The terms Qahtanite and Qahtani refer to Arabs who originate from Modern day Yemen. The term "Qahtan" is mentioned in multiple ancient Arabian inscriptions found in Yemen. Arab traditions believe that they are the original Arabs.
A bronze statue of Dhamar Ali Yahbur II, a Himyarite king who probably reigned in the late 3rd or early 4th century AD. Displayed in the Sana'a National Museum
Joktan was the second of the two sons of Eber mentioned in the Hebrew Bible. He descends from Shem, son of Noah.
Statue of a South Arabian king. According to Arab genealogy, South Arabians descend from Qahtan who is identified with Joktan.