1

More than likely Alexander the Great. Which is precisely why current re-writing/re-directing of DQ's identification is underway. As a rule, these types of historical changes and omissions make for a bad path. Sadly, this is not the only group currently doing so either.

2

one of the little known facts about this guy,, is he arrived in a big blue box,, and was instrumental in the tea trade, and the making of jelly babies among the tribes,,

3

Dhul-Qarnayn was Dhul qarnayn Why mix it up. Alexander or any other person who is not monotheist would not fit in. Why can't we leave it a Dhul Qaryayn. Thanks no offence