Abd ar-Rahman I also had red hair, his mother being a Christian Berber slave.
Red hair is also found amongst the Ashkenazi Jewish populations.
In Asia, genetic red hair is rare, but reddish-brown (auburn) hair can be found in the Levant (Syria, Lebanon, Jordan, Israel and Palestine), in Turkey, in Caucasia, in Northern Kazakhstan, among Uyghurs and among Indo-Iranians.
Red hair varies in hues from a deep burgundy or bright copper (reddish-brown or auburn) through to burnt orange or red-orange and strawberry blond.In the United States, it is estimated that 2–6% of the population has red hair. In Asia, red hair has been found among the ancient Tocharians, who occupied the Tarim Basin in what is now the northwesternmost province of China.Caucasian Tarim mummies have been found with red hair dating to the 2nd millennium BC.In Africa, for example, red hair is selected against because high levels of sun harm untanned skin.However, in Northern Europe this does not happen, so redheads can become more common through genetic drift.